"During a hurricane you usually hear meteorologists refer to its intensity by categories. If you don't know the difference between a category 1 and a category 5 hurricane, The Weather Channel meteorologist... continue reading
posted by ant 7 years 2 weeks ago • 70 views • 1:51search results matching tag: The Difference Speeding Makes
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I invented the Bow Blower, a combination of the bow drill and forge blower to make a device that can force air into a fire while being easy to construct from commonly occurring natural materials using... continue reading
posted by Mordhaus 8 years 1 month 4 weeks ago • 1,388 views • 4:32- 1