HACCP lec4

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Questions and Answers

Why is cooked ham considered a higher risk product compared to raw minced meat?

  • Cooked ham is inherently more susceptible to bacterial contamination.
  • Cooked ham is typically consumed without further cooking, relying on processing controls. (correct)
  • There are strict control mechanisms in place to eliminate bacteria in cooked ham production.
  • Raw minced meat always undergoes further cooking which eliminates bacteria.

Which of the following defines 'ready-to-heat' food, according to BRCGS definitions?

  • It's designed for direct human consumption but requires a full cook.
  • It should be heated exclusively using microwave.
  • It requires thorough cooking to eliminate harmful microorganisms.
  • It is designed to be suitable for direct human consumption after heating. (correct)

In a food processing plant, what characterizes a low-risk area?

  • Areas where ready-to-eat products are packaged.
  • Areas where raw ingredients are stored before processing.
  • Areas where the risk of product contamination is minimal, or subsequent processing ensures product safety. (correct)
  • Areas that require strict hygiene but not segregation.

What defines a high-risk food production area according to BRCGS?

<p>A physically segregated area designed to prevent product contamination by pathogenic micro-organisms. (B)</p> Signup and view all the answers

How does a 'high-care' area differ from a 'high-risk' area in food production?

<p>High-care area aim to minimise but not eliminate contamination by pathogenic micro-organisms (B)</p> Signup and view all the answers

What is the primary objective of implementing controls and segregation in food production risk zones?

<p>To prevent potential contamination of products by pathogens. (A)</p> Signup and view all the answers

What should a site map include, particularly for pathogen control, according to Section 8.1?

<p>The location of the pathogen control step(s) of the site. (D)</p> Signup and view all the answers

During segregation of high-risk areas, which factor does NOT need to be considered?

<p>The types of social media used by employees. (D)</p> Signup and view all the answers

What is the main purpose of physical segregation in high-risk areas where uncovered products are handled?

<p>To provide a self-contained area minimizing the risk of cross-contamination. (C)</p> Signup and view all the answers

According to Section 8.1.2, what factor would disqualify time segregation as an acceptable protocol?

<p>A comprehensive risk assessment has not been documented. (A)</p> Signup and view all the answers

What measure is essential when a single-door cooker is used as a transfer point between low-risk and high-risk areas?

<p>Establishing risk-based procedures for loading and unloading to prevent cross-contamination. (B)</p> Signup and view all the answers

For a high-risk area processing foods with a cook step to achieve a 6 log reduction for Listeria, how is an area classified if it includes components with a lesser kill step?

<p>It is classified as a high-care area because of the reduced kill step components. (B)</p> Signup and view all the answers

What is required if physical barriers are NOT in place between high-care areas and other parts of a manufacturing site?

<p>Implementing a documented risk assessment and validated processes to prevent contamination. (A)</p> Signup and view all the answers

What is the purpose of processing vulnerable products and ingredients before they enter a high-care area?

<p>Reduce any contamination by pathogenic bacteria. (C)</p> Signup and view all the answers

Waste bins in high-risk and high-care areas should be:

<p>Dedicated to either high-risk or high-care areas and not moved between different production risk zones. (C)</p> Signup and view all the answers

If a fully walled-off area is unavailable for high-care areas, what alternative procedures must be in place?

<p>Additional procedures to segregate the high-care area and prevent cross-contamination. (B)</p> Signup and view all the answers

In time segregation within a production facility, which action is critical when changing between standard and high-care operations?

<p>Implementing fully validated procedures to change the area from low-risk to high-care. (B)</p> Signup and view all the answers

When can a production area be still considered an 'enclosed production area'?

<p>Even if the product characteristics require systems described as high care. (A)</p> Signup and view all the answers

What specific information regarding drains should be included in the site map for high-risk and high-care facilities?

<p>The direction of flow and the location of any equipment fitted to prevent the back-up of wastewater. (D)</p> Signup and view all the answers

Why must high-risk areas be supplied with sufficient changes of filtered air, and what factors dictate these changes?

<p>To maintain a positive air pressure and reduce contamination, with changes based on a documented risk assessment. (C)</p> Signup and view all the answers

What is the primary reason for having procedures in place for sites that include removable walls in high-risk or high-care areas?

<p>To allow occasional movement of large items or specialist maintenance equipment while maintaining integrity. (C)</p> Signup and view all the answers

If maintenance activities must be undertaken in high-risk and high-care areas, what precaution should be prioritized?

<p>Segregation requirements of the area must be respected, including dedicating tools and equipment wherever possible. (D)</p> Signup and view all the answers

If equipment needs to be removed from a high-risk area, what procedure does the site need to ensure?

<p>Cleanliness and removal of contamination hazards before accepted back into the area. Records of acceptance should be maintained. (C)</p> Signup and view all the answers

What are the two acceptable options for portable equipment in high-risk and high-care areas?

<p>Visual distinctiveness and procedures followed so the equipment prevents contamination. (B)</p> Signup and view all the answers

What are the design requirements for changing facilities at the entrance to high-risk and high-care areas?

<p>Clear instructions for changing into protective clothing and visually distinct protective clothing. (C)</p> Signup and view all the answers

Where should you place the disinfection facilities in a high-risk area?

<p>Prior to entry for high-risk areas. (A)</p> Signup and view all the answers

Besides hand-washing, what additional personal hygiene practice is emphasized in high-risk and high-care area changing facilities?

<p>A hand-washing routine and effective footwear control to prevent pathogens. (B)</p> Signup and view all the answers

When defining acceptable and unacceptable cleaning performance, what should environmental microbiological limits be based on?

<p>Potential hazards relevant to the processing area and product. (C)</p> Signup and view all the answers

What actions are necessary when monitored results exceed acceptable cleaning performance limits in high-risk areas?

<p>Corrective actions as the site defined needs to be taken. (C)</p> Signup and view all the answers

What is the equipment meant to be used for cleaning high-care and high-risk equipment supposed to be like?

<p>Hygienically designed, visually distinctive and dedicated for use in that area. (A)</p> Signup and view all the answers

If CIP equipment is used, what measure is critical to prevent contamination in high-risk and high-care areas?

<p>The CIP equipment should not use recycling or reuse of rinse solutions from one area to another. (C)</p> Signup and view all the answers

Besides minimizing contamination risks, what else should waste disposal systems consider in high-risk and high-care areas?

<p>The flow and movement of waste and containers. (A)</p> Signup and view all the answers

If a company does laundering of protective clothing in-house, procedures are in place to:

<p>Make sure cleanliness and sterilisation happens. (A)</p> Signup and view all the answers

Protective clothing for employees working in a high-risk area:

<p>Must be changed at an appropriate frequency based on risk. (D)</p> Signup and view all the answers

According to learning outcome 1, what standards does HACCP fall under?

<p>GMP (A)</p> Signup and view all the answers

Which of the following is NOT designed as a learning outcome?

<p>Design protocols and procedures for personal use. (D)</p> Signup and view all the answers

Designing protocols and procedures of food hygiene considers, what level of risk?

<p>Low, High, High Care (A)</p> Signup and view all the answers

In the context of food safety, what is the primary reason high-risk areas require the highest levels of hygiene, working practices, and facility design?

<p>To prevent product contamination from microbiological hazards. (A)</p> Signup and view all the answers

Why is it essential for high-risk areas to be fully separated from other parts of the facility with physical segregation?

<p>To maintain a self-contained area where uncovered high-risk products are handled and minimize cross-contamination. (C)</p> Signup and view all the answers

What factor determines that time segregation is NOT an acceptable alternative for segregating a high-risk production area?

<p>Raw materials or staff moving into a high-risk area introduce a contamination hazard. (C)</p> Signup and view all the answers

Ideally, what physical characteristic defines the most effective barrier for a high-risk area?

<p>A full wall completely separating the high-risk area. (D)</p> Signup and view all the answers

In the context of BRCGS, what is the primary purpose of processing vulnerable products and ingredients before they enter a high-care area?

<p>To reduce any contamination by pathogenic bacteria. (B)</p> Signup and view all the answers

When time segregation is used, what is a critical consideration regarding the frequency of changeovers between standard and high-care operations?

<p>Changeovers should be as infrequent as possible because achieving a satisfactory cleaning standard is unlikely with frequent changes. (D)</p> Signup and view all the answers

Under which condition can a production area be acknowledged as an 'enclosed product area'?

<p>When the product characteristics meet the description of high care, and the systems are fully enclosed. (D)</p> Signup and view all the answers

In facilities with high-risk areas, why it is important to include details of drains on the site map?

<p>To show the direction of flow and location of equipment that prevents the back-up of wastewater, to prevent contamination. (C)</p> Signup and view all the answers

What is the primary reason for supplying high-risk areas with sufficient changes of filtered air?

<p>To maintain a positive air pressure relative to surrounding areas, minimizing the risk of airborne contamination. (A)</p> Signup and view all the answers

When a site includes removable walls in high-risk or high-care areas, what is the primary reason for having specific procedures in place?

<p>To ensure the removal of the walls is tight fitting and their use is managed. (C)</p> Signup and view all the answers

If maintenance activities must be undertaken in a high-risk area, what is the most critical precaution to prioritize?

<p>Respecting the segregation requirements of the area. (C)</p> Signup and view all the answers

What procedure must a site have in place when equipment is removed from a high-risk or high-care area?

<p>A procedure to ensure cleanliness and removal of any contamination hazards before being accepted back into the area, with maintained records of acceptance. (D)</p> Signup and view all the answers

What are the two acceptable options for portable equipment used in high-risk or high-care areas?

<p>Visually distinctive and dedicated for use in that area, or have specific (cleaning) procedures to ensure that their use does not result in contamination. (A)</p> Signup and view all the answers

What design elements should be incorporated into changing facilities at the entrance to high-risk areas?

<p>Clear instructions for the order of changing into and out of dedicated protective clothes to prevent the contamination of clean clothing, protective clothing that is visually distinct from other areas. (A)</p> Signup and view all the answers

In high-risk areas, where should hand-washing and disinfection facilities be situated?

<p>Prior to entry for high-risk areas, and on entry for the high-care area. (D)</p> Signup and view all the answers

When defining acceptable and unacceptable cleaning performance in high-risk areas, what should environmental microbiological limits be based on?

<p>Potential hazards relevant to the product or processing area. (D)</p> Signup and view all the answers

What's an important step to carry out when equipment is meant to be used for cleaning high-care and high-risk equipment?

<p>Hygienically designed and fit for purpose, visually distinctive and dedicated for use in that area. (A)</p> Signup and view all the answers

If CIP equipment is used within a high-risk area, what is critical to prevent contamination?

<p>Controlling direction of flow from high-risk/high-care to low risk areas, preventing the recycling or re-use of rinse solutions. (C)</p> Signup and view all the answers

Beyond minimizing contamination risks, what is another critical consideration for waste disposal systems in high-risk and high-care areas?

<p>Risk assessment should consider the movement and flow of waste and waste containers. (D)</p> Signup and view all the answers

If protective clothing is laundered in-house, what procedures should be in place?

<p>Procedures which ensure adequate segregation between dirty and cleaned clothes. (D)</p> Signup and view all the answers

What is the required frequency for changing protective clothing for employees working in high-risk and high-care areas?

<p>At an appropriate frequency based on risk, and at a minimum daily. (E)</p> Signup and view all the answers

According to the learning outcomes, what is the overall goal of lecture 3?

<p>To design protocols and procedures for food hygiene and contamination controls. (A)</p> Signup and view all the answers

According to BRCGS definitions, what products are classified as high-risk, why are they dangerous?

<p>A chilled or frozen product, where there is a high risk of growth of pathogenic micro-organisms. (C)</p> Signup and view all the answers

If high-care areas are required, what process employs full wall segregation?

<p>Newly built facilities. (D)</p> Signup and view all the answers

Where protective clothing for high-care or high-risk areas is cleaned by a contracted or in-house laundry, what check is in place?

<p>The laundry will be checked and audited directly ,or a third party. (C)</p> Signup and view all the answers

Flashcards

LO 1

Principles of HACCP as part of GMP in the food industry.

LO 2

Elements relevant to a HACCP programme

LO 3

Regulatory agencies and requirements for a HACCP programme.

Ready-to-eat food

Designed by the manufacturer for direct human consumption without the need for a full cook.

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Ready-to-heat food

Designed by the manufacturer to be suitable for direct human consumption without the need for cooking with heating intended to make the product more palatable.

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Ready-to-cook food

Designed by the manufacturer to require cooking or other processing to effectively eliminate, or reduce to an acceptable level, micro-organisms of concern.

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Low-risk area

An area where food processing presents minimum contamination risk and consumer ensures safety.

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High-risk product

A chilled or frozen ready-to-eat/ready-to-heat product with a high risk of pathogenic growth

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High-risk area

Segregated area with high hygiene standards to prevent product contamination by pathogens.

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High-care product

Product requiring chill/freeze storage, vulnerable to pathogens, processed to reduce contamination, and ready to eat/heat.

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High-care area

Area designed to high standard to minimise product contamination by pathogenic micro-organisms

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Ambient high care

Area designed to minimise contamination by pathogens at ambient temperatures.

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Production risk zones

Prevent pathogen contamination; design & control areas where open products are handled.

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Enclosed Product Areas

Factory area where products are fully enclosed and invulnerable to environmental contamination.

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Open product area

Area where the product is open to the environment.

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Non Product Areas

Areas like offices where there is no product.

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High-risk areas

Must be fully separated with physical segregation.

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High-risk areas

Requires highest hygiene for facilities and equipment to prevent microbiological hazards.

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Physical segregation

Provide self-contained area for uncovered high-risk products after the microbiological kill step.

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Ideal barrier

Full wall that should separate the high-risk area from other areas.

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Drains

Shall be on a map; direction of flow and the location

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High-risk area

Sufficient changes of filtered air based upon a risk assessment.

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Maintenance activities

Undertaken in high-risk and high-care areas shall respect the segregation requirements of the area.

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Personnel

Enter via a specially designated changing facility at the entrance to the area.

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Cleaning Procedures

Environmental cleaning procedures in high care/ high-risk areas shall consider the different microbiological risks associated with each production risk zone.

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Waste disposal

Systems which shall ensure that the risk of contamination of products is minimised through the control of potential cross-contamination.

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Study Notes

  • The presentation discusses high-risk and high-care food production, led by lecturer Michael King.
  • The Module is designed to explain HACCP as part of GMP.
  • Module 4, 5 & 6 learning Outcomes require that students should be able to design and recommend a documented HACCP system using appropriate control measures found at identified critical control points, and for students to be able to identify and prescribe corrective actions for failures at identified critical control points.
  • Participants in lecture 3 , should be able to design protocols, contamination controls, use documented HACCP
  • Raw minced meat and cooked ham were compared due to risk
  • Cooked ham poses a greater risk to the consumer because it is ready to eat product, and the consumer depends on the processing controls
  • The BRCGS defines several categories of food based on the level of processing required before consumption.

BRCGS Definitions

  • Ready-to-eat food is intended for direct human consumption without further cooking
  • Ready-to-heat food needs heating to become more palatable
  • Ready-to-cook food requires cooking or other processing to eliminate microorganisms to an acceptable level.
  • A low-risk area poses a minimum risk of product contamination
  • A high-risk product has a high risk of pathogenic micro-organisms
  • A high-risk are is an area designed to prevent pathogenic micro-organisms.
  • A high care product requies freezing during storage. It is vulnerable to growth of pathogens. Has a process to reduce the Microbiological contamination to safe levels.
  • A high-care area is designed to minimize product contamination
  • An ambient high care area, minimises potential contamination by pathogenic micro-organisms

Production area risk zones

  • Where a site produces products that handles high-risk, high-care production facilities the requirements must be fulfilled.
  • Production facilities and controls should be suitable to prevent pathogen contamination of products.
  • Control ensures correct design segregation.
  • A site map should include the pathogen control steps
  • Zoning should be taken into account when determining the prerequisite programmes for the site
  • Zones are areas where a product is at risk from contamination.

Enclosed vs Open product areas

  • Enclosed product areas are areas where the products are enclosed and not vulnerable to environmental contamination
  • Open product area contain open products
  • Non-product areas include eg offices and canteens
  • High risk areas should be physically segregated from the site.
  • Segregation should account for things like product flow, disposals, air and water quality
  • Transfer points should not compromise segregation and minimise risk of contamination.
  • High risk areas need more Hygiene to prevent Microbiological hazards
  • Segregation should provide an area for unprotected products after microbiological kill step, until protected by final packaging.
  • Segregation should minimise the risk of cross-contamination from pathogens, people moving between areas
  • Pathogen movement should be restricted in low risk environments or on products, and those that have never been fully cooked
  • Equipment must be sanitised
  • Water and other liquids must be washed into the high-risk areas
  • Time segregation is not acceptable, an ideal barrier is a full wall between the high risk areas
  • A disinfecting process should be installed
  • All designs should have controlled airflow
  • Change the design of entrances and exits to limit contamination
  • Best practice is to load the cooker in the low risk area and unloaded directly into the high risk area.
  • Single door cooking is accepted if has had thorough assessment prior to upgrading
  • The standard will accept the use of single-door cooking systems.
  • Control surface hand sanitation
  • Airborne contamination from low level risk processes should be kept separate
  • As part of building fabric, there should be a map of the equipment to prevent waste backup.
  • High risk areas shall be supplied with sufficient changes of air based on risk
  • Removeable walls should be tight fitting, and their use should be managed. Only authorised trained staff should move them
  • Cleaning and reconditioning should happen prior to production
  • Maintenance activities should respect the segregation requirements
  • When equipment is removed it must be cleaned, and have removal of contamintation hazards. Records must be kept.
  • Handheld devices used in high risk areas, should have seperate procedures eg a distinct procedure should ensure no contamination.
  • Personnel shall enter via designated changing facility with clear instructions so that clothing will not be contaminated. and cleaning clothing is visually distinct from wore in other areas.
  • Hand washing should be a part of the routine
  • There should be a control on the footwear to prevent the spread of pathogens
  • segregate the high-care area, there must be segregation
  • Clean clothing is important
  • Remove shoes before entering
  • Hands should be washed and sanitised
  • Environmental Cleaning Procedures consider the different Microbial Risks.
  • Cleaning Procedures should include all the requirements.
  • Equipment for cleaning must be distinct and hygienic.
  • If the system is in a specific area, control direction of flow from high-risk areas and don't rinse solutions from one area to another.
  • Waste disposal systems ensure product contamination is minimised
  • Protective clothing must be cleaned and dried and protected from contaminateon.
  • Protective clothing shall be changed at an appropriate frequency.

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