Question

1. hazardous materials include all of the following except

a. engine oil
b. asbestos
c. water
d. brake cleaner

Explanation:

To solve this, we analyze each option:

• Option a (Engine oil): Engine oil can be hazardous due to chemicals, improper disposal, etc.
• Option b (Asbestos): Asbestos is a well - known hazardous material, causing respiratory issues.
• Option c (Water): Water is a basic, non - hazardous substance (under normal circumstances, for general use).
• Option d (Brake cleaner): Brake cleaners contain chemicals that are hazardous.

So the non - hazardous material among these is water.

Answer:

c. Water