Answer:
Treatment of industrial effluents through the extraction of pollutants before discharge to the rivers
Explanation:
Water contamination is the addition of undesirable materials into rivers, lakes and other bodies of water. Polluted water is unclean and unsafe to use therefore policies are designed to reduce water contamination that possesses risk to human health.
Enceladus, one of Saturn's moons of only
about 314 miles in diameter hides in its entrails an ocean of liquid water that
is rich in organic molecules, making it one of the places where it is most
likely to find some form of extraterrestrial life.
Europa is a strange
shaped moon of Jupiter with a large number of intersecting lines. Models
from the interior of Europe show that under a thin crust of 5 km (3 miles) of
water ice, Europa can have oceans with 50 km (30 miles) of depth or more. The
visible marks of Europa could be the result of a global expansion where the
crust could have been fractured, filled with water and frozen.
The answer is
d. kidney stones
Answer:
Drawing of the structure of compounds showing atoms.
Explanation:
Making structure of the compound is the easiest way to show the atoms present in the compounds or to express chemical formula of the compound because in the structure the atoms from which the compound is formed is clearly shown so draw the structure of the compound is the best and quick way to show the chemical formula of the compound.