@danielmcclure on Twitter: "Maths zeroes in on perfect cup of #coffee http://www.bbc.com/news/science-environment-37989169"

Last Updated: November 15, 2016

Maths zeroes in on perfect cup of #coffee http://www.bbc.com/news/science-environment-37989169

Source

https://twitter.com/danielmcclure/status/798618039293919232