Hazardous Chemical Materials: Prevention & Protection
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Questions and Answers

In emergency response procedures, what specific scenarios should be addressed according to the provided information?

  • Only first aid procedures.
  • Only large fires involving tanks and trailers.
  • Small leakages and spillages, excluding those involving tanks.
  • Fires of any size, including those involving tanks and trailers, as well as leakages and spillages of any size involving tanks and trailers. (correct)

What is the primary function of the 'Green Part' in the context of hazardous substances?

  • Providing initial isolation and safe distances for protection against hazardous substances. (correct)
  • Listing chemical storage locations.
  • Detailing the hazard ranking for each substance according to the United Nations classification.
  • Describing first aid procedures for chemical exposure.

According to the guide, which protective guide number should be used for Class A explosives?

  • Contact civil defense emergency services
  • Protective Guide Number 36
  • Protective Guide Number 26 (correct)
  • Protective Guide Number 40

What type of information is contained in the first column of the preventive guide?

<p>The substance's name, alphabetically arranged. (B)</p> Signup and view all the answers

In the absence of a protective guide number for a chemical substance, what action should be taken?

<p>Immediately contact civil defense emergency services (B)</p> Signup and view all the answers

A first responder identifies a four-digit number on a hazardous warning sign of a substance carrier. According to the guide, what should they do first?

<p>Search the first part of the guide for the substance's name or number. (B)</p> Signup and view all the answers

What is the primary purpose of the International Chemical Safety Card (ICSC)?

<p>To offer information similar to the 2000 Emergency Response Guidebook (A)</p> Signup and view all the answers

What should one do if it is impossible to identify a hazardous substance by name or number, and no professional assistance is available?

<p>Refer to Guide Number 1. (C)</p> Signup and view all the answers

What is the significance of the white color in part 1 of the guidance sign?

<p>It is specific to the warning sign for the chemical substance based on internationally recognized symbols. (D)</p> Signup and view all the answers

A chemical's UN number is located in which column of the guide?

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

Parts 2, 3, and 4 of the chemical guidance sign share what color?

<p>Orange (D)</p> Signup and view all the answers

What information is provided in the fifth column of the guide?

<p>Hazard ranking according to United Nations classification. (A)</p> Signup and view all the answers

Following the identification of a chemical substance and retrieval of its preventive guide number, what is the next critical step?

<p>Carefully read the instructions before taking any action. (B)</p> Signup and view all the answers

What information does Part 3 of the guidance sign provide?

<p>The UN number of the chemical substance (D)</p> Signup and view all the answers

What is the purpose of the firefighter's card mentioned in relation to Part 2 of the guidance sign?

<p>To outline emergency procedures with a protective code consisting of a number and letters (A)</p> Signup and view all the answers

What is the primary benefit of displaying the scientific name of a substance in Part 4 of the guidance sign?

<p>It enables specialists to easily understand the chemical and physical properties of the substance. (C)</p> Signup and view all the answers

Which section of the Emergency Response Guidebook (ERG) would you consult first to find the appropriate initial safety measures for an unknown spilled chemical, assuming you only have its UN identification number?

<p>Yellow Section (United Nations Number of the Substance) (C)</p> Signup and view all the answers

A first responder arrives at the scene of a truck accident involving a tanker. They need to quickly identify the general hazards associated with the material being transported. Besides the UN number, what other visual aid on the tanker, as described in the ERG, assists in this initial hazard assessment?

<p>Graphical charts illustrating the tanker's shape (B)</p> Signup and view all the answers

In an emergency situation, a responder needs to determine the initial evacuation distances for a hazardous material leak but only has the material's UN number. Which section of the Emergency Response Guidebook (ERG) provides this specific information?

<p>Green Part (Isolation Distances) (C)</p> Signup and view all the answers

If a chemical incident involves a substance identified only by its scientific name, which section of the Emergency Response Guidebook (ERG) would a responder use to find the relevant guide page?

<p>Blue Section (Cargo Names) (D)</p> Signup and view all the answers

A hazardous material signboard displays a three-digit number. According to the ERG, what does this number directly correspond to?

<p>The guide number in the Orange Section for potential hazards and response (A)</p> Signup and view all the answers

Which resource provides information including chemical and physical properties, toxicity, firefighting materials, personal protective equipment, evacuation distances and first aid measures?

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

What is the primary purpose of the Emergency Response Guidebook (ERG)?

<p>To assist first responders in quickly identifying hazards and protecting themselves and the public during the initial stages of an incident. (C)</p> Signup and view all the answers

A responder is using the Yellow Section of the ERG and finds a four-digit number. What does this number represent?

<p>The substance's United Nations Identification Number. (C)</p> Signup and view all the answers

A first responder uses ALOHA to model a chemical release. Which factors are MOST crucial for accurately predicting the dispersion of a toxic gas plume?

<p>The chemical's toxicity, weather conditions, and specific dispersion conditions. (C)</p> Signup and view all the answers

During an emergency planning meeting, a facility manager wants to quickly access information about the health hazards and physical properties of a specific chemical stored on-site. Which CAMEO module would be MOST suitable for this task?

<p>CAMEO fm (B)</p> Signup and view all the answers

In the event of a hazardous material spill, which type of data, primarily found within the UN data of the CAMEO system, would be MOST helpful for initial response efforts?

<p>Response information from the Emergency Response Guidebook and shipping details. (C)</p> Signup and view all the answers

During the planning phase, a local emergency responder uses MARPLOT to map potential contamination areas from a chemical facility. What is the PRIMARY benefit of using MARPLOT in this scenario?

<p>Displaying potential impact zones and assisting in exposure level decisions. (C)</p> Signup and view all the answers

A chemical facility is expanding and needs to update its emergency response plan. Which CAMEO module would be MOST effective for managing data related to chemical storage locations, quantities, and conditions within the facility?

<p>CAMEO fm (D)</p> Signup and view all the answers

Firefighters are called to a warehouse fire involving several unknown chemicals. Which feature of CAMEO would be MOST useful for quickly obtaining recommendations for firefighting tactics based on the identified chemicals?

<p>The chemical data section providing firefighting recommendations. (B)</p> Signup and view all the answers

Emergency planners are using CAMEO to prepare for potential incidents at a facility that stores various hazardous materials. If they want to assess the potential hazards of mixing different chemicals together, which feature should they utilize?

<p>The ability to add chemicals to the program to assess the potential hazards of mixing these substances together. (C)</p> Signup and view all the answers

What are the dimensions of the guidance sign referenced?

<p>Length: 70 cm, Width: 40 cm (C)</p> Signup and view all the answers

Flashcards

General safety measures

Maintaining safe distances from the area, wearing protective clothing, and planning evacuation strategies.

Emergency response

Specific actions to take during incidents like fires, leaks, or spills, including first aid.

Green Part of Guide

A reference tool providing initial isolation and safe distances related to hazardous substances.

Guide Columns 1 & 2

The first column lists substance names, and the second contains UN numbers.

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Guide Column 3

This column provides the preventive guide number for quick reference.

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Guide Column 4

This column contains substance properties and storage guide numbers.

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Guide Column 5

Hazard ranking for each substance according to UN classification.

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Unidentified substance

Use Guide Number 1 if the substance cannot be identified.

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Class A Explosives

Use Protective Guide Number 26.

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Class B Explosives

Use Protective Guide Number 36.

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Class C Explosives

Use Protective Guide Number 40.

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Blasting Agents

Use Protective Guide Number 36.

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ICSC

A document with information similar to the Emergency Response Guidebook that may accompany shipments of hazardous materials or be available in industrial facilities.

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Guidance Sign

Consists of symbols and numbers indicating hazard types and emergency procedures.

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Guidance Sign - Part 1

Indicates the specific hazard of the chemical (flammable, toxic, etc.).

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Guidance Sign - Part 2

Indicates emergency procedures to follow.

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Hazardous Chemical Transportation Guidelines

A guide for handling hazardous chemicals during transport & storage. Includes data on properties and how to prevent incidents.

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HAZMAT System

A guideline with information on 10,500 chemical substances, including properties, toxicity, firefighting, PPE, evacuation, and first aid.

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Emergency Response Guidebook (ERG)

A guide to quickly identify the immediate hazards of a substance and protect first responders and the public during an incident.

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Signboard Table (ERG)

Connects signs on vehicles transporting hazardous goods to the relevant guide number in the Orange Section of ERG.

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Graphical Charts for Tank and Trailer (ERG)

Illustrates shapes of vehicles (locomotives and trailers) used for transporting hazardous goods, linking each shape to its ERG guide number (orange section).

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Yellow Section (ID Number) - ERG

Lists materials by their four-digit United Nations ID number, referencing the guide number in the Orange Section and the substance's scientific name.

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Blue Section (Cargo Names) - ERG

Lists materials alphabetically by scientific name, referencing the guide number (orange section) and the four-digit UN Identification number.

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Orange Section (Page Guide) - ERG

Includes potential hazards (fire, explosion, health) with initial action guides: immediate precautions, and protective clothing.

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CAMEO

A suite of four core programs (CAMEO fm, CAMEO Chemicals, MARPLOT, ALOHA) used together or separately for emergency response and planning.

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CAMEO fm

A Database and Information Management Tool within CAMEO for managing facility and contact information, including chemical storage details.

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Chemical Data (CAMEO)

Part of CAMEO that provides chemical data including physical properties, health hazards, fire-fighting, first aid, and spill containment recommendations.

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UN Data (CAMEO)

Part of CAMEO that provides response information from the Emergency Response Guidebook and shipping information for hazardous materials.

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MARPLOT

An application for mapping in CAMEO for response, planning, and local operational tasks, allowing users to add information and display contaminated areas.

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ALOHA

An atmospheric dispersion model that estimates hazardous areas associated with chemical vapor releases, fires, and explosions.

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Computerized Chemical Systems

Used to query chemical substances and obtain information about them through various computerized chemical systems and programs.

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Atmospheric Dispersion Model

Atmospheric dispersion model used to assess chemical vapor releases based on toxicity, physical traits, weather, and dispersion conditions.

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Study Notes

  • The document provides guidelines and information for the prevention and personal protection related to hazardous chemical materials.

Guidelines for the Transportation of Hazardous Chemical Materials

  • Contains 2500 chemical substances with United Nations and CAS numbers.
  • Provides handling information during transportation and storage.
  • Prevents incidents like fire, leakage, or spillage

HAZMAT System

  • Contains information on 10,500 chemical substances.
  • Includes chemical and physical properties.
  • Includes toxicity details.
  • Lists suitable firefighting materials.
  • Specifies personal protective equipment.
  • Outlines evacuation distances in case of leakage.
  • Details first aid measures

Emergency Response Guidebook (ERG)

  • Helps responders quickly identify hazards.
  • Protects first responders and the public during initial incident stages.

Sections of the ERG Guide

  • Signboard Table
  • Graphical Charts for Tank and Trailer (ID)
  • Yellow Section (United Nations Number of the Substance)
  • Blue Section (Name of the Substance)
  • Orange Section (Page Guide)
  • Green Part (Isolation Distances)

The Signboard Table Section

  • Relates to signs used in hazardous goods transportation.
  • Associated with a three-digit guide number (orange section).

The Graphical Charts for Tank and Trailer Section

  • Illustrates shapes of locomotives and trailers for transporting hazardous goods.
  • Associated with a three-digit guide number (orange section).

Yellow Section:

  • Materials listed via their four-digit UN Identification Number.
  • The UN identification number followed by the guide number (orange section).
  • Ends with the scientific name of the substance.

The Blue Section:

  • Materials are listed alphabetically by scientific name.
  • Accompanied by a four digit identification number.

Orange Section - Page Guide

  • Potential Hazards: covers fire, explosion, and health effects.
  • General Safety: covers area isolation, protective clothing and evacuation.
  • Emergency Response: Includes fire procedures, leakage and spillage procedures, and first aid.

Green Section

  • Contains a table of initial isolation and safe distances.
  • Contains a table of chemicals that react with water to produce toxic gasses.

Instructions for Preventive Guide Usage

  • Consists of a usage key, and five columns on each page.
  • Column 1: Substance name (alphabetical).
  • Column 2: United Nations number per substance.
  • Column 3: Preventive guide number for easy reference.
  • Column 4: Storage guide number and substance properties.
  • Column 5: Hazard ranking based on United Nations classification.

Optimal use of the Guide:

  • Step 1: Identify the chemical substance using the 4-digit number on the hazardous warning sign or shipping documents.
  • Step 2: Search the guide to find the preventive guide number.
  • Step 3: Open the preventive guide page and carefully read all instructions.
  • Step 4: Search the fourth column for the chemical's storage method.

Additional Notes

  • If the substance cannot be identified, refer to Guide Number (1).
  • Class -A explosives use Protective Guide Number 26.
  • Class -B explosives use Protective Guide Number 36.
  • Class -C explosives use Protective Guide Number 40.
  • Blasting Agents should use Protective Guide Number 36.
  • Contact civil defense for assistance if a protective guide number cannot be found.

International Chemical Safety Card (ICSC)

  • It is another source of information for shipments of hazardous materials in industrial facilities.
  • Provides information like the 2000 Emergency Response Guidebook.

Guidance Sign

  • Weather-resistant materials showing symbols and numbers, securely fastened on chemical containers.

Guidance Sign Parts

  • Part 1: White, specific to the warning and hazard of chemical substance (flammable, oxidizing, corrosive, toxic, or radioactive).
  • Parts 2, 3, and 4 are in orange.
  • Part 2: Emergency procedures, consists of up to 2500 hazardous substances' protective codes with specific meaning.
  • Part 3: UN number for detailed information (scientific name)
  • Part 4: Scientific name of the substance for specialists
  • The standardized dimensions are: 70 cm length and 40 cm width.

Chemical Substance Computer Inquiry

  • Early Warning System (Operations)
  • NIOSH Hazardous Substance Program
  • CAMEO Program
  • Internet/search engine

Computer-Aided Management of Emergency Operations (CAMEO)

  • It is a standalone or combined suite of four core programs: CAMEO fm, CAMEO Chemicals, MARPLOT and ALOHA.

CAMEO fm

  • Database and Information Management Tool.
  • It is a database application for emergency planning on facilities, contact information, storage, and locations of materials.

CAMEO Chemicals

  • Chemical Response Datasheets and Reactivity Prediction Tool.

CAMEO Chemical Data

  • The program has thousands of response information.
  • Information on chemical/physical properties, health, air, and water hazards, firefighting, first aid, and spill containment.

CAMEO UN Data

  • Includes response information from the Emergency Response Guidebook.
  • Shipping information for hazardous materials.

MARPLOT

  • It is an application for mapping for response, planning, and local operational tasks.
  • For assisting decision-making regarding exposure level.

ALOHA (Areal Locations of Hazardous Atmospheres)

  • Atmospheric dispersion model for assessing chemical vapor releases.
  • Users can calculate plume dispersion based on the chemical's toxicity/physical properties, weather and dispersion conditions.
  • It helps to assess spatial geographical information.

Hazardous Material Placard

  • It is orange with two sections.
  • It is affixed to hazardous material tanks.
  • The upper section has a hazard identification number and the lower section has the United Nations identification number

Firefighter's Card

  • It serves as the key to the emergency response symbols on the guidance panel.
  • Number 1: Water in a direct stream (JET).
  • Number 2: Water in a spray (FOG).
  • Number 3: Foam (FOAM).
  • Number 4: Dry powder.
  • Number 0: Alcohol-resistant foam.

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Related Documents

Prevention and personal protection - Emergency Response Guidebook PDF

Description

Guidelines and information for preventing incidents related to hazardous chemical materials are outlined. Topics include transportation guidelines, the HAZMAT system, and the Emergency Response Guidebook (ERG). This guide helps responders identify hazards and protect themselves and the public during initial incident stages.

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