Which scientific discovery led to the massive recall of Tylenol in 1982, forever changing pharmaceutical packaging standards worldwide?

The intersection of scientific research and retail can lead to dramatic product recalls when laboratory findings reveal unexpected dangers. These incidents have shaped consumer safety regulations and forced companies to rethink their product testing protocols. This trivia tests your knowledge of one of the most significant science-based product recalls that changed an entire industry's approach to consumer safety.

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Discovery that acetaminophen could cause liver damage in high doses
Detection of cyanide tampering in bottles, leading to tamper-evident packaging innovation
Finding that the active ingredient degraded into toxic compounds when exposed to light
Research showing allergic reactions to a new binding agent used in the capsules