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g100num [7]
3 years ago
6

Which gas is a source of natural groundwater pollution?

Biology
2 answers:
Oxana [17]3 years ago
4 0
<span>Radon gas is a Groundwater entering a house through a home water-supply</span>
Soloha48 [4]3 years ago
3 0
Carbon is a source of natural ground water pollution
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