TIL a group of engineering students from Purdue University built a licking machine to see how long it took. It took 364 licks. A conflicting mechanical licker built by a University of Michigan student took 411 licks. When licked manually, studies have taken 144-252 licks.

https://tootsie.com/howmanylick-experiments
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gk5qhw/til_a_group_of_engineering_students_from_purdue/