A ruptured mercury thermometer generally does not cause mercury poisoning, but it can cause mercury poisoning if it is not handled properly and goes directly into the abdomen, for example. Mercury, or mercury, is fluid and not easy to handle. When the mercury thermometer rupture immediately open the window ventilation, and then use a small cotton swab to the individual fine silver beads rolled into a large silver beads and then finally by the medical waste disposal, not unauthorized disposal into the sink and other places to avoid secondary pollution. Handle the time to pay attention to do not contact with the skin. Avoid contact, properly handled is not easy mercury poisoning, strengthen the storage of knowledge of this poison I believe will be more relaxed. But if accidentally ingested should be promptly treated in hospital to prevent serious consequences.