.________quantities of water are being used nowada

Seawater may be used for drinking water _____.

Oil water separators are used to ensure that ships dont discharge oil when pumping out _____.

.Water and air are _______ to human beings. We can

Oil water separators are used to ensure that ships don’t discharge oil when ____ bilge wat

The quantity of oil injected into the cylinder can be regulated _____.A.by turning the pum

Now there are_______most common drugs being used