There is one thing to pay special attention to, hands should not touch the outside of the mask to avoid contamination with bacteria. Remove the mask steps: 1.Pick: pinch the lanyard with both hands at the same time to remove the mask; 2.Fold: hold the lanyard with one hand, pinch the middle part of the inner layer of the mask with one hand, fold the mask, and then fold it twice; 3.Tie: wrap the lanyard around the folded mask and tie it tightly; 4.Soak: throw the mask into a plastic bag with disinfectant solution and soak it, tie the bag tightly; 5.Throw: make sure the plastic bag is well sealed and throw it into the garbage basket. Content source: Dr. You Lai