Sulfur hexafluoride
A gas widely used in electrical devices with 23,500 times the global warming potential of carbon dioxide
Dioxygen difluoride
An explosion waiting to happen
Hydrochloric acid
The science behind one of the most commonly used laboratory acids
Ethanoic acid
Hayley Bennett reveals the science behind everyone’s favourite household acid
Propanethial-S-oxide
How onions make you cry
Phenolphthalein
A molecule with two very different use: it’s in pH indicators and – laxatives