Chemistry in its element podcast – compounds – Page 11
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PodcastQuaternary ammonium salts
Brian Clegg introduces a family of molecules that first gave fluffy softness to freshly washed clothes
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PodcastErgotamine
Ben Valsler finds out why writing Alice’s adventures in Wonderland was such a headache for Lewis Carroll
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PodcastPicric acid
A yellow dress, of the type worn by Jane Austen, sets Michael Freemantle exploring the chemistry of picric acid
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PodcastSpilanthol
It’s the active molecule in the plant known as electric daisies or the toothache plant but it might also make your skin smoother
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PodcastThiomersal
Kat Arney introduces the organomercury preservative associated with the current controversy around vaccines
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PodcastAmmonium carbonate
Ever taken a whiff of smelling salts? For many years, the compound that contributed the pungent pong was ammonium carbonate
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PodcastAsafoetida
With a name that literally means rotten resin, asafoetida is a surprising food additive and deodorant
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PodcastMethyl isocyanate
The 1984 accident at Bhopal, India, was the worst in the history of industrial chemistry. It involved a leak of methyl isocyanate
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PodcastShikimic acid
Kat Arney introduces a biologically ubiquitous compound, important in beating both infectious viruses and invasive weeds
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PodcastTetraethyl lead
For decades, automobile fuel had a dangerous additive: Tetraethyl lead. Matt Gunther explains why a toxic compound was added to our fuel