Have you ever tried bleaching sunscreen stains on clothing, only to be left with bright red results? Professor Clare Mahon, from the Durham University Department of Chemistry, did just this and the ...

Preliminary testing by whistleblower Craig Jones on a zinc sunscreen showed the sunscreen provided SPF protection in the 20s, rather than the advertised 50. The ABC has discovered 30 other brands of ...

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In the initial red species formed from DHHB and chlorine bleach, why is the substitution pattern described as an ipso-dichlorinated form?