Assignment
1. What are highly volatile chemical agents that can cause seizures, respiratory failure, and cardiac arrest upon inhalation exposure called?
Chocking agents
Blood agents
Vesicants
Nerve agents
2. Ethylene is a chemical used in hastening the ripening of apples and bananas. When responding to an ethylene incident, what is the major hazard of which the responder should be most concerned?
Toxic
Corrosive
Flammable
Reactive
3. Alkylation is a petroleum refining process wherein an alkane interacts with an alkene to produce an alkylate. An alkylate is added to gasoline to improve its combustion. What alkylate is formed when isobutane reacts with propylene?
Isooctane
Trimethylpentane
Dimethylpentane,
Dimethylhexane
4. What highly volatile liquid can cause grave danger to EHS and FS professionals at incident scenes because its vapor is 2.6 times heavier than air, has an extremely low autoignition temperature of 212 degrees Fahrenheit, and has a flammable range extending from 1% to 44% by volume?
Carbon disulfide
Trimethylamine
Ethyl acetate
Methyl ethyl ketone
5. Unsaturated hydrocarbons are generally more reactive (less stable) than saturated hydrocarbons. Which of the following organic compounds is the LEAST reactive?
Cyclohexane
CH2=CH-CH=CH2
CH3-C ≡ C-CH3
2-methylpropene
6. Ethanol Fires can be difficult to extinguish. Discuss why this is true and what approach firefighters might use to fight this type of fire.
7. The multiple components of crude oil are separated by a process called fractionation (fractional distillation) at petroleum refineries.
Rank (or arrange) the following petroleum products according to their increasing risk of fire and explosion at room temperature, and provide the technical basis for the ranking: asphalt, aviation gasoline, transmission fluids, propane, and kerosene.
Why do most experts recommend the use of aqueous film-forming foam (AFFF) to extinguish crude oil fires inside a bulk storage tank?
Your response must be at least 200 words in length.