____3. It helps to ensure that items are cleaned regularly and maintained free of dirt, grease, food matter and other visible matter at all times.
_____4. An injury or death due to swallowing, inhaling, touching or injecting various drugs, chemicals, venoms or gases
_____5. This is for general surface disinfection, first wash the surface with hot, soapy water to clean. Thoroughly rinse off soap.

a. Drain Cleaner
b. Chlorine
c. Hazard
d. Cleaning Schedule
e. chemical poisoning
f. insecticide ​