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Environmental Engineering in CE

Environmental Engineering in CE
Brown spots in fabrics will be caused by washing with water containing large amount of .

Iron
Zinc
Bromine
Iodine

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Environmental Engineering in CE
Out of the following, TLV of __________ is the minimum (about 0.02 ppm).

Ozone
MIC (methyl iso-cynate)
Phosgene
Bromine

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Environmental Engineering in CE
Presence of __________ hardness is responsible for the temporary hardness in water.

Carbonate
Calcium
Choride
Sulphate

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Environmental Engineering in CE
Industrial workers working in leather tanning & manufacturing units are prone to suffer from

Silicosis
Respirtory ailments (e.g. bronchitis)
Blurred vision
Skin diseases (e.g. dermatities)

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Environmental Engineering in CE
Peroxyacyl nitrate (PAN), a pollutant is found in the

Automobile exhaust
Exhaust of nitric acid plant
Exhaust of sulphuric acid plant
Flue gas of coal based power plant

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Environmental Engineering in CE
Carbon monoxide is a pollutant, which causes

Damage to building materials like marble
Retardation in crop growth
Respiratory disease (e.g. asthma)
Asphyxiation (suffocation) leading to death

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