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Pollution in Science & technology category icons

Hazard
bio, gas, hazard, mask, poison, pollution
biohazard, hazard, industry, pollution, signaling, toxic, waste
biohazard, hazard, industry, pollution, signaling, toxic, waste
chemistry, co2, molecule, pollution, science
bio, gas, hazard, mask, poison, pollution
biohazard, hazard, industry, pollution, signaling, toxic, waste