Oil slick causes mass scale death of fishes due to

Name the states involved in the Ganga Action Plan.

$A$ location with luxuriant growth of lichens on the trees indicates that the

$A$ scrubber in the exhaust of a chemical industrial plant removes.......

Compressed Natural Gas $(CNG)$ is primarily composed of:

$A$ : $ESP$ can remove particulate matter by more than $99\;\%$.
$R$ : Anode attracts the particles and provides a positive charge to them,allowing them to fall.