OSHA BASIC ORIENTATION PLUS EXAM SCRIPT 2025/2026
QUESTIONS WITH ANSWERS RATED A+
✔✔GHS - ✔✔Globally Harmonized System of Classification and Labeling of Chemicals
✔✔GHS 5 - ✔✔Least severe rating
✔✔GHS 1 - ✔✔Most severe rating
✔✔Fire (NFPA) - ✔✔Red
✔✔Health (NFPA) - ✔✔Blue
✔✔Reactivity (NFPA) - ✔✔Yellow
✔✔Other hazards and special precautions (NFPA) - ✔✔White
✔✔HMIS - ✔✔Hazardous Material Identification System
✔✔NFPA - ✔✔National Fire Protection Association
✔✔Health (HMIS) - ✔✔Blue
✔✔Red (HMIS) - ✔✔Flammability
✔✔Orange (HMIS) - ✔✔Physical Hazard
✔✔White (HMIS) - ✔✔Required personal protective equipment
✔✔SDS - ✔✔Safety Data Sheet
✔✔Personal Protective Equipment (PPE) - ✔✔Gear to protect workers from hazards
✔✔Administrative controls - ✔✔Change how employees do their jobs
✔✔Engineering Controls - ✔✔Change the actual work environment
✔✔Rotating Machinery - ✔✔drill presses, circular saws, fans, shafts, belts
✔✔PPE - Personal Protective Equipment - ✔✔eye, face, head, hand, body foot
protection
✔✔FRC - ✔✔Fire-retardant clothing
, ✔✔PPE Must - ✔✔fit properly, be comfortable, provide a greater level of protection than
is necessary
✔✔PPE not to use - ✔✔Never use damaged or defective PPE
✔✔Oxygen deficient - ✔✔An atmosphere that oxygen level falls below 19.5%
✔✔White Cartridge - ✔✔used for Acid gases
✔✔Black Cartridge - ✔✔used for organic vapors
✔✔Yellow Cartridge - ✔✔used for acid and organic vapors
✔✔Magenta (purple) cartridge - ✔✔used for Ammonia gas
✔✔Air-purifying respirators (APRs) - ✔✔Supply clean breathing air from an external
source
✔✔Atmosphere-supplying respirators - ✔✔Filter out particulates or chemically absorb
relatively small amounts of toxic vapors or gases, but are only effective against a
specific chemical or class of chemical
✔✔Respirator Wear and Use - ✔✔Before wearing respiratory protection you must have
a medical evaluation and fit test.
✔✔Respirator Maintenance and Care - ✔✔Clean respirator after each use, properly
store your respirator, inspect and repair when necessary
✔✔SCBA (Scenario) - ✔✔A chlorine leak was reported from a gas cylinder, weighing
about 650 kg, which affected laborers, port workers, and fire fighters
✔✔Filtering Facepiece (scenario) - ✔✔An employee in a grain mill is exposed to dust
generated from wheat, oats, and barley. Grain dust is a complex mixture of husk
particles, cellulose hairs and spikes, starch granules, spores of fungi, insect debris,
pollens, and rat hair.
✔✔Supplied Air (SAR) (scenario) - ✔✔An employee applying a primer that contains
1,1,1-trichloroethane to the inside concrete walls of a 5'x5' planter boxes with varying
depths of 8', 12' and 16'
✔✔Gas and Vapor (scenario) - ✔✔An employee was exposed to anhydrous ammonia
at the permissible exposure limit from a pressure relief valve while working from a
scaffold on a corridor outside of a building
QUESTIONS WITH ANSWERS RATED A+
✔✔GHS - ✔✔Globally Harmonized System of Classification and Labeling of Chemicals
✔✔GHS 5 - ✔✔Least severe rating
✔✔GHS 1 - ✔✔Most severe rating
✔✔Fire (NFPA) - ✔✔Red
✔✔Health (NFPA) - ✔✔Blue
✔✔Reactivity (NFPA) - ✔✔Yellow
✔✔Other hazards and special precautions (NFPA) - ✔✔White
✔✔HMIS - ✔✔Hazardous Material Identification System
✔✔NFPA - ✔✔National Fire Protection Association
✔✔Health (HMIS) - ✔✔Blue
✔✔Red (HMIS) - ✔✔Flammability
✔✔Orange (HMIS) - ✔✔Physical Hazard
✔✔White (HMIS) - ✔✔Required personal protective equipment
✔✔SDS - ✔✔Safety Data Sheet
✔✔Personal Protective Equipment (PPE) - ✔✔Gear to protect workers from hazards
✔✔Administrative controls - ✔✔Change how employees do their jobs
✔✔Engineering Controls - ✔✔Change the actual work environment
✔✔Rotating Machinery - ✔✔drill presses, circular saws, fans, shafts, belts
✔✔PPE - Personal Protective Equipment - ✔✔eye, face, head, hand, body foot
protection
✔✔FRC - ✔✔Fire-retardant clothing
, ✔✔PPE Must - ✔✔fit properly, be comfortable, provide a greater level of protection than
is necessary
✔✔PPE not to use - ✔✔Never use damaged or defective PPE
✔✔Oxygen deficient - ✔✔An atmosphere that oxygen level falls below 19.5%
✔✔White Cartridge - ✔✔used for Acid gases
✔✔Black Cartridge - ✔✔used for organic vapors
✔✔Yellow Cartridge - ✔✔used for acid and organic vapors
✔✔Magenta (purple) cartridge - ✔✔used for Ammonia gas
✔✔Air-purifying respirators (APRs) - ✔✔Supply clean breathing air from an external
source
✔✔Atmosphere-supplying respirators - ✔✔Filter out particulates or chemically absorb
relatively small amounts of toxic vapors or gases, but are only effective against a
specific chemical or class of chemical
✔✔Respirator Wear and Use - ✔✔Before wearing respiratory protection you must have
a medical evaluation and fit test.
✔✔Respirator Maintenance and Care - ✔✔Clean respirator after each use, properly
store your respirator, inspect and repair when necessary
✔✔SCBA (Scenario) - ✔✔A chlorine leak was reported from a gas cylinder, weighing
about 650 kg, which affected laborers, port workers, and fire fighters
✔✔Filtering Facepiece (scenario) - ✔✔An employee in a grain mill is exposed to dust
generated from wheat, oats, and barley. Grain dust is a complex mixture of husk
particles, cellulose hairs and spikes, starch granules, spores of fungi, insect debris,
pollens, and rat hair.
✔✔Supplied Air (SAR) (scenario) - ✔✔An employee applying a primer that contains
1,1,1-trichloroethane to the inside concrete walls of a 5'x5' planter boxes with varying
depths of 8', 12' and 16'
✔✔Gas and Vapor (scenario) - ✔✔An employee was exposed to anhydrous ammonia
at the permissible exposure limit from a pressure relief valve while working from a
scaffold on a corridor outside of a building
