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Science: Steel melting point=2,600 degrees FJet fuel burns between 800-1500 degrees FSomeone please explain to me how 2 airplanes brought down 3 towers built to withstand multiple impacts. Yes, 3 towers, building 7 was not even hit by a plane, and collapsed in free-fall speed!Science: Here is what scientists wear dealing with viruses: Is a simple mask going to protect you? When a lab tests for a virus, it must calibrate it's equipment to detect it. There is no Covid 19 virus to calibrate testing equipment. It's a BIG lie!