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
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What is centrifugal force?
what is overall expansion,hp expansion,ip expansion and axial shaft of a steam turbine?
Explain what is a crest?
moment of inertia of an area is always least with respect to
Who determined that the square of a planets period is proportional to the cube of its average distance from the sun?
Does gas have density?
dear sir i need rrb chennai Section engineer S & T for last 2 year question papers. Plz send my email id is gsmaliniraj@yahoo.co.in, malinisankaram@gmail.com
Physicists most commonly call a mass moving in a straight line path as having:
What is speed of sound through water?
What is a galvanometer and its use?
Is their any rule in significant figures that maximum number of significant figures in a number are 5
Difference between intrinsic and extrinsic semiconductors?
What is a neutron?
If the moons orbit is inclined slightly relative to the earths orbit what effect does this have on eclipses?
What is the difference between a lens and a mirror?