Answer:
we are become black . and we may suffer from many disease . and our face and body become dull .
These substances are metabolized by the liver. Stimulants elevate the mood, depressants slower down the activity of the brain, and body. Once they are taken inside the body, they reach the specific target organs, act at the site, and the debris is metabolized by the liver and thrown out.
False it is false since pollution isn't only in the city
