Forty years ago: I tried to sell the idea of “female protection”/ in the form of a defense method that allows the wearer to “drive back the attacker and mark him for later identification”. NONE were interested to any degree; as the common answer was, “I DON'T want to stop...
grain drying
Grain drying; the fundamentals which do need to be fully investigated by USDA and others to determine exactly at which points in the storage of grain a real life scenario of additional fan usage is necessary. Since this is work: they haven't done it/ will never do it; as is...