There’s a difference between waterproof, hydrophobic, and super-hydrophobic – and it’s all down to chemistry.
The first synthetic plastic set the stage for modern production of materials. Meet bakelite.
Thanks to thiosulfinates, the taste of red onion can really spruce up a salad, but the same chemicals are also responsible for the indelible aftertaste.
Chemophobia is usually over the top, but there is another side to it – sometimes substances truly are harmful, if the circumstances are right.