Question

what is reactions involved in foam type extinguisher?​

Answer 1

Answer:

Foam Extinguisher – Chemical and Mechanical. Chemical foam extinguisher – The chemicals used in this foam type fire extinguisher are sodium bicarbonate and aluminium sulphate. ... Carbon dioxide is produced from the chemical reaction which pressurizes the container from inside and forces out the foam.

Answer 2

Answer:

Foam extinguisher—chemical: The main container is filled with sodium bicarbonate solution and a long inner polythene container is filled with aluminium sulphate (Figure ). ... Carbon dioxide is produced by the reaction which pressurises the container and forces out the foam.

Explanation:

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