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Answer Posted / amita sharma
Sanitation refers to the measures, in general, needed to create and maintain healthful environmental conditions. It includes measures for the prevention and elimination of infections external uncleanlimess and other public nuisances.
The following steps should be taken to improve the sanitation in the locality—
I. Water for drinking should be treated chemically to destroy water-borne bacteria. Suitable chemicals for the purpose are potassium permanganate, chlorine etc.
II. Articles of food specially milk, fruits and confectioners should be safeguarded against flies, rats, adulteration and contamination. These should be kept covered and under proper hygienic conditions.
III. Measures should be taken to control disease bearing insects, rodents and animals.
IV. Drains, Sewage or industrial wastes should be disposed of properly and treated with disinfectants to keep them innocuous.
V. People cleansing of streets and lanes and other public places like schools, cinema houses, places of worship and market places, should be done regularly.
VI. Open-air latrines and urinals should be eliminated.
VII. Measures should be taken to control pollution by offensive odors ; obnoxious gases of fumes, excessive smoke and dust.
An artificial Satellite is put into orbit around the earth by a three-stage rocket. The first stage ‘booster’ develops an upward trust pf several million lbs per square inch and first the spacecraft to an altitude of mote than 30 miles
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