Fantastic-Berry-737 OP t1_jd60zqr wrote
Reply to comment by Sensitive-Hold-8196 in TIL hair smells bad when burned because keratin needs large amounts of the sulfur-containing amino acid cysteine for polymer crosslinking, which give it it's rigid properties by Fantastic-Berry-737
Ever since learning about polymer crosslinking I haven't taken my safety googles off for a minute
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