Adjective
caustic - Sarcastic or severely critical, often in a hurtful or biting manner; or able to burn or corrode organic tissue, typically referring to chemicals or substances.

The caustic chemical spilled onto the floor and quickly started to eat away at the floor surface.
compliant - Being willing to do what one is asked to do, following set of rules, regulations, and standards.

Though most people don't enjoy paying taxes, they are compliant either because they feel it is right, or because they fear getting caught if they cheat.