A lot of dry powder of one of the following chemicals can be released over a fire to extinguished it. This chemical is:
A. plaster of Paris
B. baking soda
C. washing soda
D. bitumen
Answer:B
A lot of dry powder of one of the following chemicals can be released over a fire to extinguished it. This chemical is:
A. plaster of Paris B. baking soda C. washing soda D. bitumen