A sanitizing spray gun is not necessarily harmful to the human body. A spray gun that has just been purchased and has not been used is not toxic or harmful and will not harm human health. If the spray gun has been used and rinsed after use, it will not be harmful to the human body if it is rinsed cleanly. Just used disinfectant spray gun contains disinfectant, disinfectant may be harmful to the human body, in this case, do not excessive exposure to disinfectant spray, pay attention to environmental safety, use good protection, do not inhale disinfectant spray gun inside the play out of the disinfectant gas. The used disinfectant spray gun should be rinsed clean to avoid causing environmental pollution. If excessive exposure to disinfectant spray gun brings itching, burning sensation or other related discomfort, we should actively seek medical attention, do not take medication on their own.