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Environment
Quiz: Suppressing wildfires with chemistry
Test your knowledge of the chemistry involved
by Andy Brunning, special to C&EN
March 6, 2020
Before you take our quiz on suppressing wildfires, make sure you check out our Periodic Graphic for some helpful hints.
Which of the following ammonium compounds is commonly used in the fire retardant Phos-Chek?
Which of the following compounds is commonly used to give Phos-Chek its red color?
Which component of organic matter like trees and leaves do the ammonium compounds in Phos-Chek react with?
In what year was the use of ammonium phosphate as a flame retardant first proposed?
Which of the following is a prime concern related to the use of Phos-Chek as a fire retardant?
Between 2000 and 2010, how many liters of fire retardant were dropped on national forest lands in the US?
When was the first aerially applied Phos-Chek product introduced?
Chemical & Engineering News
ISSN 0009-2347
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