Prologed exposure of far or oil in moist air and light causes had smell (rancidity). It is due to

Prolonged exposure of fat or oil in moist ,air and light causes bad smell (rancidity). It is due to

Prolonged exposure of chloroform in humans may cause damage to liver . It is due to the formation of the following compound :

Oil slick causes mass scale death of fish due to

Oil slick causes mass scale death of fishes due to

Oil slick causes mass scale death of fish due to

Oil slick causes mass-scale death of fishes due to

Oil slick causes mass-scale death of fishes due to