Airborne mercury has received special attention because it is a widespread and persistent neurotoxin (a substance that damages the brain and nervous system).Minute doses can cause nerve damage and other impairments,especially in young children and developing fetuses.The majority of airborne mercury is released by ________.
A)metal ore smelting
B)coal-burning power plants
C)waste combustion
D)nuclear power plants
E)wood-burning power plants

Question

Quizplus · Accepted Answer

The majority of airborne mercury is released by coal-burning power plants. Coal contains mercury naturally, and when it is burned, the mercury is released into the atmosphere.

Airborne Mercury Has Received Special Attention Because It Is a Widespread