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. 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." nalco 8539 msds
Jim scoffed. "Kid, I've been bathing in this stuff since before you were born. It’s just grease. The old sheet said 'minor irritation.' My hands are calloused—I’m fine." She requested a fresh SDS from Nalco Water