TLV indicates the permissible level of toxic substances that can:
not be present in an industry
be present in a mine
be tolerated by a worker in its surrounding conditions
All of the above
A
be present in a mine
B
not be present in an industry
C
be tolerated by a worker in its surrounding conditions
D
All of the above
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Solution
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The minimum level of toxic pollutants present in atmosphere which affects a person adversely when he is exposed to 7 to 8 hours in a day is called T.L.V.
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Similar Questions
Q1
TLV indicates the permissible level of toxic substances that can:
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Q2
The correct match is:
List - I
List - II
A.
TLV
1.
Oxygen required to oxidise organic substance present in polluted water.
B.
COD
2.
Oxygen used by microorganisms present in water for 5 days
C.
DO
3.
O2 present in water is in dissolved state.
D.
BOD
4.
Permissible level of pollutant that can be present in a mine.
5.
O2 that is present in atmosphere.
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Q3
Threshold limit value is the maximum limit of:
A. Pollutants in the atmosphere B. Toxic substances that do not cause damage to the industrial workers C. Pollutants that should be present in mines
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Q4
The permissible level of pollutants or toxic substances in the atmosphere, which affects adversely when exposed to 7-8 hours is called:
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Q5
Accumulation of toxic substances in blood above normal level leads to ___