I Did Caffeine Analysis: Some Unexpected Results!

Description

Definitely some surprises in this one for me! I suspect this is a topic that I'm not yet done with, so very interested to hear your thoughts or suggestions for future tests! Related videos: Caffeine Explained: https://youtu.be/j805qJJajmM Wired Coffee Support: https://youtu.be/pjJqOgFyCxI Timestamps: 0:00 Intro 0:53 How the analyser works 2:39 Test 1 Filter vs. Espresso 3:59 Test 2 Cumulative Extraction 7:53 Test 3 Contact / Steep Time 9:17 Test 4 Instant Coffee 13:28 Test 5 Light vs Dark roast 16:42 A Note On Caffeine Variance in Different Coffees 18:09 Wrap Up Links: Patreon: https://www.patreon.com/jameshoffmann Limited Edition Merch: https://geni.us/TensHundredsThousands Instagram: https://www.instagram.com/jimseven Twitter: https://www.twitter.com/jimseven My Books: How to Make The Best Coffee At Home*: https://geni.us/howtomakethebestcoffee The World Atlas of Coffee*: http://geni.us/atlasofcoffee The World Atlas of Coffee Audiobook*: https://bit.ly/worldatlasofcoffeeaudio The Best of Jimseven: https://geni.us/bestofjimseven Things I use and like: My glasses: http://bit.ly/boldlondon My hair product of choice*: https://geni.us/forthehair (*Affiliate links which may earn us a commission)