X
27353641acute
belayclappingdance3dashdirol
drinksfoolgirl_craygirl_devilgirl_witch
goodgreenheartJC-LOLJC_doubledown
JC_OMG_signkisslaughingman_in_lmocking
mr47_04musicokroflsarcastic
sm_80tonguevishenka_33vomitwassat
yahooshoot

Pacemaker

Wilson Greatbatch was working on a contraption that would record human heart beats when he accidentally inserted the wrong resistor. It ended up perfectly mimicking the heart’s rhythm, creating the first implantable pacemaker.

 

X
Many Inventions Have Actually Been Accidental
>
12/25
<