See that’s what hit me, I was thinking about how he used displacement as a way to calculate the volume of an object. THAT WAS IN BC

So we’ve had that knowledge kicking about for a while but they acted like it’s near impossible to calculate a difference in purity. Am I just wrong and this wasn’t something easily established by people?? :\ 

 Archimedes measured the great pyramid of giza, the circumference of earth (with insane accuracy), built lever claws that destroyed roman triremes and even a death ray with sun power

Yet nowadays we got the flat earthers running amock…