The old MSDS said: "May cause minor skin irritation. Wash hands after use."
That afternoon, Maria found Old Jim in the lube room. He was refilling a hand-pump canister with NALCO 8539. He wasn't wearing gloves. The dark, slick fluid was dripping down his forearm. nalco 8539 msds
Jim looked at his red, cracked knuckles and stopped pouring. The old MSDS said: "May cause minor skin irritation
She requested a fresh SDS from Nalco Water (an Ecolab company) via their online portal. When it arrived, she noticed a from the old sheet. He wasn't wearing gloves
Maria didn't argue. Instead, she showed him Section 11 (Toxicological Information). She read aloud: "Repeated dermal exposure can cause cumulative liver damage. Symptoms are delayed—fatigue, jaundice, dark urine. It’s a sensitizer, too. First time, no reaction. Second time? Your skin explodes in hives."