"And is there a way we can do something like that?" Nothing he said was crazy. We already inject poisons into people, it's called chemotherapy. We use gama rays as a disinfectant and in radiotherapy. Trump never said to inject yourself with a household disinfectant. He was asking medical experts if it were possible to make something with the effect of a disinfectant to rid the body of covid-19. Damn people this isn't rocket science.