Environmental

Polychlorinated biphenyls (PCBs) are hazardous chemicals commonly associated with:

AResidential paint before 1978
BElectrical equipment and transformers manufactured before 1979✓ Correct
CDrinking water treatment
DNatural gas pipelines

Explanation

PCBs were widely used in electrical equipment, transformers, and capacitors before being banned in 1979 due to their toxicity and persistence in the environment.

Related Alabama Environmental Questions

Practice More Alabama Real Estate Questions

1,500+ questions covering all exam topics. Start free — no signup required.

Take the Free Alabama Quiz →