Ground water in the Bengal basin is mostly contaminated by
Genes, the hereditary units are located in the
Stainless steel usually contains about 14% or more of
A petrol fire will be best put off by
One component of an amalgam is always
On Dec 3, 1984, due to leakage of a poisonous gas from the Union Carbide factory in Bhopal, thousands of people died. The poisonous gas responsible for this was