CHST Exam Questions and Answers
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General Industry Standards - ✔✔1910 CFR
Construction Standards - ✔✔1926 CFR
Maritime Indistry - ✔✔1915/1917/1918 CFR
Falls from Heights - ✔✔Leading cause of fatalities
Slips and trips - ✔✔Leading Cause of Injuries
2nd leading cause of workplace fatalities - ✔✔homocide
3000 sq. Ft of protected building area - ✔✔fire extinguishers places within every
On each floor regardless of sq. Ft - ✔✔Multi story structures need fire extinguishers
Undergo chemical changes upon contact with air which produces burning -
✔✔Pyrophorics
100 degrees Fahrenheit - ✔✔Flammable liquids have a flash point which is below
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, Between 100to 200 degrees Fahrenheit - ✔✔Combustible liquids are ignited at
Most common type fire. Combustibles like wood, cloth and paper. Use class A fire
extinguishers or water - ✔✔Fire Class A
Ignition of flammable liquids. Water will not extinguish class b. And should be put out
with foam,CO2, or Dry chemicals - ✔✔Fire class B
Are electrical fires. 1st response should be to cut off power source to reduce to class A
type fire - ✔✔Fire class C
Metal fires. Flammable metals like titanium and Magnesium is recommended by the
NFPA to extinguished with DRY POWDER not to be confused with dry chemical -
✔✔Class D
Cooking oils are extinguished with dry chemicals Do NOT use water. - ✔✔Class K
Static electricity - ✔✔Dust explosions can be ignited by
In stairwells hallways or any passage where workers routinely travel - ✔✔Combustible
material May not be stored
In approved metal safety cans - ✔✔combustibles or flammables liquids in the amount of
more than a gallon can be store only
Should be stored in exterior plywood min 1 inch thick and must be labeled -
✔✔Flammable and combustible liquids of more than 25 gallons
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100% Pass
General Industry Standards - ✔✔1910 CFR
Construction Standards - ✔✔1926 CFR
Maritime Indistry - ✔✔1915/1917/1918 CFR
Falls from Heights - ✔✔Leading cause of fatalities
Slips and trips - ✔✔Leading Cause of Injuries
2nd leading cause of workplace fatalities - ✔✔homocide
3000 sq. Ft of protected building area - ✔✔fire extinguishers places within every
On each floor regardless of sq. Ft - ✔✔Multi story structures need fire extinguishers
Undergo chemical changes upon contact with air which produces burning -
✔✔Pyrophorics
100 degrees Fahrenheit - ✔✔Flammable liquids have a flash point which is below
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, Between 100to 200 degrees Fahrenheit - ✔✔Combustible liquids are ignited at
Most common type fire. Combustibles like wood, cloth and paper. Use class A fire
extinguishers or water - ✔✔Fire Class A
Ignition of flammable liquids. Water will not extinguish class b. And should be put out
with foam,CO2, or Dry chemicals - ✔✔Fire class B
Are electrical fires. 1st response should be to cut off power source to reduce to class A
type fire - ✔✔Fire class C
Metal fires. Flammable metals like titanium and Magnesium is recommended by the
NFPA to extinguished with DRY POWDER not to be confused with dry chemical -
✔✔Class D
Cooking oils are extinguished with dry chemicals Do NOT use water. - ✔✔Class K
Static electricity - ✔✔Dust explosions can be ignited by
In stairwells hallways or any passage where workers routinely travel - ✔✔Combustible
material May not be stored
In approved metal safety cans - ✔✔combustibles or flammables liquids in the amount of
more than a gallon can be store only
Should be stored in exterior plywood min 1 inch thick and must be labeled -
✔✔Flammable and combustible liquids of more than 25 gallons
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