Environmental Engineering in CE Maximum permissible limit of mercury in human blood is __________ micrograms/100 c.c. 82 1 7 19 82 1 7 19 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 5-200 μm size particles are called Powder Colloids or aerosols Dust Smoke Powder Colloids or aerosols Dust Smoke ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Phenolic water generated in coke ovens & by-product plant attached to an integrated steel plant containing phenol in concentration of less than 100 mg/litre can be removed by Treating in biological oxygen pond Chlorination Chemical coagulation None of these Treating in biological oxygen pond Chlorination Chemical coagulation None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm). Extremely Highly Very extremely Moderately Extremely Highly Very extremely Moderately ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of silica dust causes a disease called Silicosis Bronchitis None of these Pneumoconiosis Silicosis Bronchitis None of these Pneumoconiosis ANSWER DOWNLOAD EXAMIANS APP
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