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."
The old MSDS said: "May cause minor skin irritation. Wash hands after use." nalco 8539 msds
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. Maria didn't argue