Is self-heating rice safe?

It is safe. It cooks rice through the exothermic reaction between water and calcium oxide. Don't touch the box of self-heating rice for 0/5 minutes after adding water, or you will burn your hands. /kloc-After 0/5 minutes, the steam emitted by the small hole on the lid gradually decreases, so you can open the lid and eat it. That little hair should be pulled out. Pork can be eaten after it is cooked. If there are parasites, you can complain to the merchant.