How does lead get into water?(1 point)
It occurs naturally in water.
It is a byproduct of detergents interacting with organic matter.
It leaches into water as old pipes corrode.
It is released into waterways with industrial waste.
1 answer
There are very small amount in water naturally(#1). #4 accounts for more depending upon the contents of the waste. For all practical purposes, the answer to the question is #3. None comes from #2.