Answer:
A compond is made up of 2 or more elements that are both DIFFERENT so the answer is B.
Explanation:
Answer:
poisoning, breathing problems, skin rashes, allergic reactions, allergic sensitisation, cancer, and other health problems from exposure.
Explanation:
many hazardous chemicals are also classified as dangerous goods.
The answer will be a or d im not really sure but the two of them will work