Anonymous ID: 5df472 Aug. 24, 2020, 11:27 a.m. No.10403628   🗄️.is 🔗kun   >>3637

>>10403582

piece of cake anon

 

The first self-acting ram pump was invented by the Frenchman Joseph Michel Montgolfier (best known as a co-inventor of the hot air balloon) in 1796 for raising water in his paper mill at Voiron.