It should be noted that some air purifiers have negative ions or negative oxygen ion functions, in fact, the negative oxygen ions thereof are not true oxygen, and they are easily unstable for negative oxygen ions during the generation of negative oxygen ions. Ozone, a short time to open negative oxy......
Read MoreSolar energy, as the name suggests, is to transform sunlight and heat into energy and to operate under sunlight. But the Institute of nanoscience and technology at Soochow University has broken this restriction to develop a new hybrid solar panel, combined with solar panels and nano friction generat......
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