Hazardous Materials Safety Quiz

Advanced Safety Concepts Study Notes

• Engineering control example: Placing a shield between a radiation source and an employee.
• Stock Insurance Company: An insurance company motivated by profit.
• Point source airborne contaminants control: General ventilation with compression of 10+ PSI.
• Manufacturer/contractor coverage: Liability coverage for cleanup of hazardous waste sites.
• Fixed industrial stairs angle: 30 to 35 degrees.
• Ventilation design formula: Dividing the volumetric flow rate of air in the ventilation system by the room volume.
• Chemical label examples: Drums of hazardous waste, gas cylinders, bottles of hazardous chemicals.
• OCP (Owners and Contractors Protection): A category of insurance.
• Insurance categories: Property Insurance, Liability Insurance, and Life Insurance.
• Business income coverage: Addresses loss of income and/or extra expenses due to operational disruptions.
• Basic BIC form elements: Property, perils, consequences.
• Perils definition: Serious and immediate dangers.
• GFCI circuit opening time: 0.02 to 0.03 seconds.
• Fall arrest system: Absorbs the energy of an actual fall.
• Ozone-producing operation: Electric arc welding.
• Hexavalent chromium development: Welding stainless steel (closed).
• Total ventilation system pressure: Sum of velocity and static pressure.
• CE marking: Indicates that a product complies with European health and safety standards.
• Commercial hazardous materials truck drivers: Not allowed to consume alcohol for four hours after their shift.
• CE: Stands for Conformity European.

Additional Topics

• Professional Liability Insurance: Protects individuals and companies offering professional advice from claims.

• Course of construction insurance: Covers building construction during construction.

• Truck driver crash requirements: Alcohol test within 8 hours, controlled substance test within 32 hours.

• Insurance contract components: Exclusions, conditions, and declarations.

• Safety Device Importance: Economic advantage to companies by incorporating at the design stage.

• Design team function: Controlling hazards associated with equipment.

• Spare pump system fail-safe design: Activation of a spare pump on failure of the cooling water pump.

• Floor slipperiness measurement: Slip meter.

• Ground-supported scaffold hazards: Tipping.

• Drum material for PCBs: Metal.

• Ventricular fibrillation cause: Electric shock.

• Interlock criteria: Fail-safe.

• Arch: Flow of electrons through the air.

• Electrical bonding: Eliminates potential difference between conductors.

• Electrolytic fluid product: Hydrogen gas.

• Electrostatic hazard clothing: Conductive.

• Surface conductivity increase: Increase in humidity.

• Equipment failure effects Poor maintenance program, lack of fail-safe instrumentation, metal fatigue.

• Flammable material location: Areas for containment of large spills of liquefied petroleum gases should be constructed below grade.

• Work-related injury/death leading cause: Motor vehicle accidents.

• Surface light interaction: Absorb, transmit, reflect

• Illumination measurement: Light meter.

• Respirator assignment pre-requisites: Physician permission for respirator use.

• Stress in object calculation: Value of force divided by the area upon which it acts.

• Shoring requirements: Trenches of 4+ feet deep must be sloped or in stable rock.

• Trench definition: A narrow excavation deeper than it is wide, never wider than 15 feet.

• Pressure vessel standards organization: American Society of Mechanical Engineers

• Ramp maximum angle: 15 degrees.

• External safety inspection disadvantage: High cost.

• Unsafe act during inspection response: Stop the unsafe act, report to supervisor, provide adequate training.

• Fixed guarding advantages: Suitability for applications, high protection, and low maintenance.

• Class A hard hats: General services helmets.

• Class B hard hats: Electrical work with falling object protection and water resistance.

• Class C hard hats: Limited head protection.

• Grounded conductor coverings: White or natural gray.

• Wheatstone Bridge process: Increases resistor temperature, resulting in increased resistance.

• Cathodic Protection: Controls corrosion and protects metal surfaces.

• CAD acronym: Computer Aided Design.

• Software packages in occupational health and safety: Word processing and database management.

• Caveat Venditor principle: The principle of receiving value for an original purchase of a product.

• Warranty failure outcomes: The manufacturer can be held liable.

• Express warranty: A seller's promise concerning a product's life expectancy.

• SQL acronym: Structured Query Language.

• Minor inspection infraction response: Notify supervisor in writing.

• CAD/CAM acronym: Computer Aided Design/Computer Aided Manufacturing..

• URL acronym and function: Universal Resource Locator, a unique internet address.

• HTTP acronym and function: Hyper Text Transport Protocol.

• Web browser features: Includes HyperText Links, Images, and Text.

• Adobe Acrobat purpose: Display files in their Portable Document Format.

• UNIX workstation use: CPU-intensive applications.

• Peer-to-peer network advantages: Inexpensive, simplistic, and decentralized control.

• Spectrometer purpose Measures transmission and absorption of liquids/solids.

• UNIX operating system details: Multi-user, and multitasking.

• OSHA safety signs: Danger signs, caution signs, and safety instruction signs.

• Hexavalent chromium exposure risk: Lung cancer.

• Underwriters Laboratories functions: Issues health effects certification for titles and installation materials.

• Nanoparticle health effects factors: Size, shape, chemical composition, and surface character.

• Fire element: A suspension of particles in the air.

• Illuminating Engineering Society function: Provides recommendations regarding illumination levels.

• NIOSH acronym: National Institute for Occupational Safety and Health.

• CPSC acronym: Consumer Product Safety Commission.

• OSHRC acronym: Occupational Safety and Health Review Commission.

• Closed-circuit self-contained breathing apparatus (SCBA): Used in IDLH atmospheres and purifies air.

• Open-circuit self-contained breathing apparatus (SCBA): Provides air via high-pressure tank.

• Air purifying respirators prohibition: Atmospheres with less than 19.5% oxygen.

• SCBA function: Positive pressure in IDLH conditions.

• SCBA inspection frequency: 30 days.

• Process safety management elements: Compliance audits, trade secrets, contractors, and more.

• Atmospheric tank definition: A tank that operates from atmospheric pressure to .5psig.

• Hot work definition: Operations with temperatures exceeding 1000 degrees Celsius.

• Process chemical information elements: Erosion effects, explosion characteristics, and corrosion effects.

• Process technology information categories: Block flow diagrams, process flow diagrams, and piping and instrumentation diagrams.

• OSHA unoccupied remote facility standard: A facility operated, maintained, or serviced by employees who periodically visit.

• Highly hazardous chemical definition: Toxic, reactive, flammable, or explosive properties.

• Employee participation legislative act: Clean Air Act.

• Process technology information requirements: Maximum inventory limits for process chemicals, limits beyond which conditions would indicate upset, and qualitative estimate of deviations from design intent.

• Process hazard analysis methods guidance source: American Chemical Society.

• Operating procedure certification frequency: Annually.

• Contractor work initiation requirements: Establish a screening system, evaluate contractors' methods and experience, and maintain a site injury and illness log.

• Pre-start-up safety review components: Equipment construction compliance with design specifications, operating procedures adequacy, and training completion.

• Process Safety Management standard requirements (for employers): Alarm system, evacuation, and relocation planning.

• Emergency action plan requirements: Includes planning for releases, evacuation, and more.

• Employer certification frequency: Every 3 years.

• Compliance audit report retention time: Two most recent reports.

• DOT inspection report retention time: 14 months.

• Vehicle/obstacle detection sensors: Video, infrared, and ultrasonic.

• Sound level meter calibration frequency: Before, during, and after each use.

• Noise reduction claim assessment: Remains unchanged.

• Electrical work PPE: Class B hard hat, insulated gloves, and clothing.

• Active safety device example: Automatic braking systems.

• Underwriters Laboratories (UL) purpose: Establishes standards for various products.

• Safe road traffic system strategy: Ensuring impact energies remain below the injury threshold.

• Data logger: An instrument for taking measurements from sensors and storing them for later use. Common measurements include temperature, pressure, current, velocity, strain, displacement, and more.

• Data logger function advantage: Data storage and analysis for decision-making purposes.

• Permissible Exposure Limit (PEL): OSHA's legal standard for exposure to a substance. It's averaged over an 8-hour period.

• TD_LO: Lowes absorbed dose of a substance per given period.

• Threshold Limit Value (TLV): The concentration of a toxic material tolerated without ill effects.

• pH definition: Measure of hydrogen ions (H+) concentration.

• Current body withstand: 10 mA, greater than 75mA, and 4A.

• Venturi wet collector pressure drop: 2.5 - 6 in wg.

• Spray chamber wet collector pressure drop: 1.5 - 3.5 in wg.

• Packed tower wet collector pressure drop: 2.5 to 6 in wg.

• Wet centrifugal collector pressure drop: 2.5-6 in wg.

• CE marking meaning Conforms to European Union safety standards.

• UN packing symbol meaning Packaging conforms to performance requirements.

• Pinch point operator protection: Fixed guard with interlocks

• Fall arrest use To keep employee from reaching a fall point

• Mechanical properties of different types of soil Type A has a compressive strength of 1.5 tons per square foot or more

• Circumference around a tank regarding flammable liquids: 1 foot (below 100°F) and 3 feet (below 100°F) to property line.

• Chemical placards responsibility: Shipper.

• Material behavior change size range: 1 - 100 nm

• Coarse particle size: 2.500 - 10,000 nm

• Fine particle size: 100 - 2,500 nm

• Nanoparticle size: 0.1 - 100 nm

• Fixed ladder extension beyond landing: 3.5 feet.

• Ladder clearance requirements (fixed): 7 inches.

• Ladder width requirements (fixed): 15 inches

• Ladder minimum clear width from wall 30 inches

• Fire suppression product certification: FM (Factory Mutual)

• Active control definition Worker takes action before use.

• Passive control definition: Worker uses control without continuous/periodic action.

• Anchorage load capacity (fall protection): 5,000 lbs.

• Laser output requiring eye protection: 5 mW (Class 3B)

• Distance from a flammable liquid tank to a property line/wall: 1 foot for tanks storing category 3 flammables with a flashpoint below 100 degrees Fahrenheit to the property line or pit.

• Fixed ladder extension to landing: 3.5 feet.

• HEPA filter particulate removal efficiency: 99.97%.

• Product development phase importance: Design of safe products to consumers.

• CE marking implication/s: The product conforms to the European Union's health, safety and environmental protection standards.

• UL Listed significance: Equipment conform to standards and has published testing.

• UN 1A1/ drum code: Codes for steel closed head drums for transporting, with the code specifying different types of packages.

• Insulated enclosure purpose: To diminish noise exposure.

• Fall restraint system function Keep an employee from reaching a fall point.

• OSHA's Fat Four 1. Falls 2. Struck by 3. Caught in/between 4. Electrical.

• Fail-passive definition Corrective action is possible before or after the operation.

• Fail-active definition Corrective action is possible until further action

• Fail-Operational definition Operations continue until corrective action is taken.

• Fail-Safe design details: Ensures damage or damage cause will not be done further after failure

• Propane glove use recommendations: PVC-coated cotton gloves are recommended owing to their resistant to permeation or degradation over specified amount of time.

• Bump cap PPE status: Not a hard hat.