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Status : Active
Standard Type : Main
Document No : ISO 7203-4:2022
Document Year : 2022
Pages : 28
Edition : 1
This document specifies the essential properties and performance of liquid foam concentrates used to make foams for the extinguishment and inhibition of reignition of fires of Class A fuels. Minimum performance on certain test fires is specified.
NOTE 1 Class A fires are fires involving solid materials, usually of an organic nature, in which combustion normally takes place with the formation of glowing embers (see 3.16).
NOTE 2 Class A fuels can include materials such as vegetation, wood, cloth, paper, rubber and some plastics (see 3.17).