What removes harmful substances from water before drinking?
Calcium carbonate evaporation circulatory systems sugar chlorine bleach one celled organisms glass cyanide
A B C D E F G H
Chlorine bleach is ideal for treating water.
Chlorine bleach removes harmful substances from water before drinking.
What removes harmful substances from water before drinking? (A) Calcium carbonate (B) evaporation (C) circulatory systems (D) sugar (E) chlorine bleach (F) one celled organisms (G) glass (H) cyanide