Is Polypropylene Toxic? What to Know About Plastic No. 5
Polypropylene generally has low acute toxicity, but additives, heat and intended use matter. Learn what plastic No. 5 tells you — and what it doesn’t.
Polypropylene generally has low acute toxicity, but additives, heat and intended use matter. Learn what plastic No. 5 tells you — and what it doesn’t.