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Carlos Colangelo [email protected] . CLASIFICACI?N DE LOS CONTAMINANTES. QU?MICOS. F?SICOS. BIOL?GICOS. Carlos Colangelo [email protected] . QU?MICOS. GASES: CO2 ? NH3. VAPORES: Tolueno Benceno. NIEBLAS: Nieblas de aceite. HUMOS: Humos de soldadura. POLVOS: Polvo de s?lic

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