3 ms·
I would say penicillin, but ok, whatever floats your boat I guess
by ChuckNorris89 3y ago
I would say penicillin, but ok, whatever floats your boat I guess
- mFixman 3y agoI would put something between the plough and the full mechanisation of agriculture. You can separate eras in human history by the the dramatic jumps in the amount of people that can be fed by a set amount of human labour.