Answer:
The presence in the air of one or more contaminants in such a concentration and of such duration as to cause a nuisance or to be injurious to human life, animal life or vegetation.
Answer: rhyolite, eclogite, perovskite, stishovite
Explanation:
Answer:
similar coastal rock formations. b)
Answer:
They prefer to use children in their businesses because they do not need to be paid, they can do unlimited work without getting any money. They cannot decline the work that is given to them.