Title text:
It’s great for exfoliating your skin, bones, houses, cities, landscape, etc.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3258/
Title text:
It’s great for exfoliating your skin, bones, houses, cities, landscape, etc.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3258/
They knew about continental drift before that. They just didn’t know the mechanism.