caffeineinformer.com

jNk9a TIL that Mt. Dew Slurpees contain caffeine, although not as much caffeine as the pop
mxaly TIL that caffeine has a half life of 5.7 hours on average. So even if you only drink coffee in the morning, it'll still be in your system when you go to bed.
ZmZG TIL that one grande cup of Starbucks coffee has as much caffeine as four Redbull cans.