3009, 2018
  • Coffee chemistry – arabica vs robusta

International Coffee Day: Arabica vs robusta

September 30th, 2018|

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October 1 marks International Coffee Day. We’ve looked at various aspects of coffee chemistry on the site previously, but haven’t yet looked at the key divide between coffee beans: arabica and robusta. This graphic looks at the two types of coffee beans and some of their chemical differences.

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2609, 2018
  • How is coffee decaffeinated_

How is decaffeinated coffee made? The chemistry of coffee decaffeination

September 26th, 2018|

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Caffeine is a stimulant, and the world’s most widely consumed psychoactive drug. Many of us need our morning coffee to be functional, but others prefer to avoid caffeine due to its effects on sleep, restlessness, or pregnancy. Handily, chemists have come up with several ways for us to enjoy coffee without the caffeine. Here, we take a look at the different methods!

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2208, 2018
  • chemistry of eggplants v2

The chemistry of aubergine (eggplant) colour, bitterness and browning

August 22nd, 2018|

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The aubergine (or eggplant) is a fascinating fruit. And yes, you read that correctly – the aubergine is technically a fruit, not a vegetable. If you’ve ever wondered why they soak up oil like a sponge, and rapidly brown when cut, read on!

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1707, 2018
  • The chemistry of spinach

The chemistry of spinach: the iron myth and ‘spinach teeth’

July 17th, 2018|

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“Spinach is a good source of iron” – a myth, but a surprisingly persistent one. The story behind the myth and the chemistry that debunks it are fascinating. Here we look at both, as well as the chemical explanation behind the ‘spinach teeth’ phenomenon.

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206, 2018
  • The chemistry of milk v2

Why is milk white? The chemistry of milk

June 2nd, 2018|

 
Yesterday, June 1, was World Milk Day. If you’re only learning this now and you’re disappointed at missing the opportunity to celebrate your love of all things milk, good news: there’s still time to learn about its chemistry! Chemistry can help answer a number of questions about milk, including why it’s white, and why some […]

2803, 2018
  • The Chemistry of Egg Fluorescence

What makes eggs glow under UV light?

March 28th, 2018|

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Here’s something to try over the Easter weekend: take a UV light and shine it on some eggs. You’ll be rewarded with a red glow from their shells. What causes this red glow? That’s what this graphic looks at!

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