Fill in the gaps with the words or word combinations given

Fill in the gaps with the words or word combinations given below.
flammable, radiation, No Open Flames, combustible, nonpotable, chemical containers, corrosive, toxic, biohazard, electricity, functional, explosive
1) ___________ materials are usually strong acids or bases. They represent a hazard to your skin, and often to mucous membranes through inhalation of vapors. Pay attention to the proper storage container for these materials. In addition, these materials are reactive.
2) __________ materials are those which can catch fire readily.
3) This is the symbol for ___________ or poisonous materials.
4) This symbol indicates a ___________ hazard.
5) This is the symbol for a ___________, or a material which represents a threat to cellular materials or living organisms.
6) If you see a ___________ sign, this usually implies there is a flammable or combustible material nearby.
7) This sign warns of live ____________.
8) This sign warns of ____________ materials.
9) The Fire Extinguisher sign should mark the position of a ____________ fire extinguisher.
10) The _____________ water sign lets you know the water is not approved for drinking.
11) This symbol accompanies ____________ materials.
12) The hazard label is found on _____________. It indicates health hazard, flammability, and other cautions associated with the chemical.