Aroma Chemistry Biology C&EN

Underarm odour, deodorants and antiperspirants – in C&EN

What makes our armpits smell when we sweat? And how do deodorants and antiperspirants fight the odour? This edition of Periodic Graphics in Chemical and Engineering News takes a look at the chemistry involved. View the full graphic on the C&EN site.

Aroma Chemistry Biology

The chemistry of cats: Allergies, catnip and urine

Why are some people allergic to cats? Why does cat pee smell so bad? And why do cats love catnip? This graphic looks at some of the answers!

Aroma Chemistry C&EN

How do air fresheners get rid of bad smells? – in C&EN

Some air fresheners just mask bad smells – but others claim to eliminate odours completely. What’s the chemistry behind these claims? The latest edition of Periodic Graphics in C&EN takes a look! Click here to view the full graphic on the C&EN site.

Aroma Chemistry Biochemistry

Why Can Lavender Be Used to Repel Moths? – The Chemistry of Lavender

Hanging in the wardrobes of our flat, alongside our clothes, are a couple of small bags of dried lavender. Like many others, we keep them there to ward off clothes moths, but while offhandedly discussing this a couple of weeks ago I realised that I had absolutely no idea if there was scientific evidence to […]

Aroma Chemistry Chemistry in the News

The Smelly Chemistry of the Titan Arum ‘Corpse Flower’

Usually, you’d want to stay as far away as possible from a smell described variously as like ‘dead rat’, ‘mouldy bath mat’, or ‘cabbages and death’. However, the residents of Cambridge, UK, have been flocking to the Cambridge University Botanic Gardens over the past two days to sample this unpleasant sounding aroma for themselves. The […]

Aroma Chemistry

Talking Trash – The Chemistry Behind the Smell of Garbage

As the bin in your kitchen slowly fills up, it also cranks up the stench, to the point where you have to hold your breath every time you open it. Nothing you put in it smelled that bad so where does this horrendous odour come from? In this graphic we take a look at some […]