Categories
Chemistry History Women in Chemistry

International Women’s Day: Twelve women from chemistry history – pt. 3

8 March is International Women’s Day. As in previous years, I’ve put together another edition of this series looking at underappreciated women from chemistry history.

Categories
Chemistry in the News Medicinal Chemistry

Coronavirus: How hand sanitisers protect against infections

As coronavirus continues its spread, panic-buying has swept supermarket shelves of hand sanitisers. What’s in these sanitisers and how effective are they in comparison to hand washing? This graphic takes a look.

Categories
Organic Chemistry

Organic functional groups chart – expanded edition

Since I published my original functional groups chart back in 2014, I’ve had a fair few requests to expand it to include more functional groups. This week, I finally got around to doing that!

Categories
Materials Chemistry

The chemistry of disposable nappies: absorbency, wetness indicators and waste

Five thousand: that’s the number of nappy changes the average child will need. There are several nappy choices available to parents, but disposable nappies make up a large portion of the market – and there’s a fair amount of chemistry behind how they keep a baby dry.

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IYPT Elements

IYPT 2019 Elements 118: Oganesson: The periodic table’s final element(?)

Element 118, the final element in our International Year of the Periodic Table series, is oganesson. Oganesson was discovered in 2002 and its properties defy our expectations based on trends in the periodic table.

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IYPT Elements

IYPT 2019 Elements 116 & 117: Livermorium and Tennessine

Elements 116 and 117 in our International Year of the Periodic Table series are livermorium and tennessine. Tennessine, first created in 2010, is the most recently discovered element in the periodic table as of 2019.