The multiple components of crude oil are separated by a process called fractionation (fractional distillation) at petroleum refineries.

 

1.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.

  2. Why do most experts recommend the use of aqueous film-forming foam (AFFF) to extinguish crude oil fires inside a bulk storage tank?

 

 

 

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