polluted water
pollution
The unwanted presence of materials containing radioactive atoms on other materials.
* unwanted Sex, * vomiting, * diarrhea, * heart attack, * Death, * unwanted pregnancy, * and much more
smelting.
Smelting
Orphan children lots of unwanted children
yes and unwanted pregnant girls
some acts like lyosomes :P I LOVE SCIENCE!!
nose hairs and mucus.
With the eyes! Stones are seen as raw materials, as primary components of some building materials, as unwanted elements of other items...
tetrechlorodibenzoparadioxin is a chemical that at room temperature is odorless and is an unwanted product in burning materials.
separate aluminum oxide powder from unwanted materials