Find Ottumwa Iowa sheriff's office, department, headquarters, jail and detention center. Sheriffs provide information on records, arrests, inmates, warrants, and mugshots. Name. Wapello County Sheriff's Office.
The flamethrower was invented as a military weapon for the Chinese.
A Mesopotamian wheel. Photo source. One of the reasons why the wheel was invented only at this point in history is due to the fact that metal tools were needed to chisel fine-fitted holes and axles. This leads to the next reason â the wheel was not just a cylinder rolling on its edge. It was a cylinder that was connected to a stable, stationary platform.