Changzhi maternal and child health care hospital successfully took foreign matters out for a baby who swallowed button battery by mistake, which avoided the risk of perforation of digestive tract and got the approval of family members
In recent years, with the acceleration of lithium-ion process, the problem of power battery recycling has become increasingly acute, and the recycling of waste batteries has gradually become a new industry.
At the turn of the 19th and 20th centuries, Thomas Edison invented a battery that could produce hydrogen. Today, 120 years later, this kind of battery has been recognized by people.