formaldehyde

Science Science 4 of 4 appearances
Practice Science

"formaldehyde" appearances by year

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All Science clues by year

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# Clue Answer As Given Value Round Category Air Date Show
The National Funeral Directors Assoc. says this organic compound is an essential tool & poses no excessive risk to embalmers formaldehyde $800 DJ SCIENCE 2025-12-16 #9457
The simplest of the aldehyde compounds, it prevents deterioration of protein-rich substances formaldehyde $300 J PHYSICAL SCIENCE 2000-05-16 #3627
Formalin is a liquid form of this substance used to preserve biological specimens formaldehyde $200 DJ GENERAL SCIENCE 1993-10-21 #2099
Used to preserve biological specimens, it's the simplest of the organic compounds called aldehydes formaldehyde $400 DJ SCIENCE 1991-10-30 #1648
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