论文部分内容阅读
物理老师说,电池有毒,不能乱扔。我有点不信,上网查询,结果还真是意想不到。一节1号电池烂在地里,能使1平方米的土壤永久失去利用价值;一粒纽扣电池可使600吨水无法饮用,相当于一个人一生的饮水量。对自然环境威胁最大的五种物质,电池里就包含了三种:汞、铅、镉。若将废旧电池混入生活垃圾一起填埋,其中的汞等重金属物质就会渗透土壤、污染地下水,进而进入鱼类、农作物中,
Physics teacher said the battery is toxic and can not be littered. I am a little disbelieved, the Internet search, the result is really unexpected. A battery on the 1st rotten in the ground, can make the permanent loss of 1 square meter of soil use value; a button battery can make 600 tons of water can not drink, equivalent to a person’s drinking water. Of the five substances that pose the greatest threat to the natural environment, there are three types of batteries: mercury, lead and cadmium. If the waste battery mixed with domestic waste together with landfill, mercury and other heavy metals will penetrate the soil, pollute the groundwater, and then into the fish, crops,