Explosives and Hazardous Materials Emergencies Test 2024 with Verified Solutions

Explosives and Hazardous Materials Emergencies Test 2024 with Verified Solutions Class A fire extenguisher - Answer -Green Triangle symbol. Ordinary combustibles, such as wood, cloth and paper. Remember by A=ash Class B fire extinguisher - Answer -Red Square symbol. Flammable or combustible liquids, flammable gases and greases. Remember by B=barrel Class C fire extinguisher - Answer -Blue circle symbol. Energized electrical equipment. Remember by C=circuit Class D extinguisher - Answer -Yellow star symbol. Fire in certain combustible metals, such as magnesium, titanium, zirconium, sodium and potassium. For operating a fire extinguisher remember the acronym PASS. - Answer -P=pull pin, A=aim at the base of the fire, S=squeeze the handle, S=sweep the extinguisher from side to side. Most extinguishers have a stream range of: - Answer -5-20 feet There are currently over how many different haz mat materials in the US? - Answer -75,000 DOT estimates that what percent of all commercial cargo is haz mat materials. - Answer -10% Estimated that how many tons of haz mat materials enter the NC annually? - Answer -2 millions tons NC ranks what number in the US for total tonnage? - Answer -7th Injuries to volunteer firefighters? - Answer -10% Injuries to professional firefighters? - Answer -10% Injuries to unknown responders? - Answer -30% Injuries to p