In India, acid rains are not common due to?
Aless SO2 in air
Bfactories with long chimneys
Cdust in air
Drural areas
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വർദ്ധിച്ചുവരുന്ന സ്കിൻ ക്യാൻസറും ഉയർന്ന മ്യൂട്ടേഷൻ നിരക്കും എന്തിന്റെ അനന്തരഫലമാണ് ?
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