Question

Quality control in potable water

Answer 1

Potable Water Standards for Quality Control. The EPA identifies contaminants to regulate in drinking water to protect public health. The Agency sets regulatory limits for the amounts of certain contaminants inpotable water provided by public watersystems.

Answer 2

Answer:

Friction is a force between two surfaces that are sliding, or trying to slide, across each other. Find out more with this Bitesize KS2 Science guide.