Question

1. corrosive means: a) acid b) a substance that is harmful to skin c) a substance that eats or wears away another substance d) a gas

Explanation:

To determine the meaning of "corrosive", we analyze each option:

• Option a: An acid is a type of chemical, not the definition of corrosive.
• Option b: A substance harmful to skin could be toxic or irritant, not specifically corrosive.
• Option c: Corrosive substances chemically eat or wear away other materials, which matches the definition.
• Option d: A gas is a state of matter, not related to the meaning of corrosive.

Answer:

c) A substance that eats or wears away another substance