HOW CAN WE DETECT WATER POLLUTION?
if it's not clear.. it's polluted if it tastes weird...it's polluted if there are dead things in it...it's polluted if you feel sick afterwards...it's polluted if it STANKS...it's polluted
HOW CAN WE DETECT WATER POLLUTION?
if it's not clear.. it's polluted if it tastes weird...it's polluted if there are dead things in it...it's polluted if you feel sick afterwards...it's polluted if it STANKS...it's polluted