Saib kom paub! Koj pov yas hnab yuav nce mus saum rooj

Lub website "Scientific American" yeej qhia tias Dr Shi Huahong, East Suav teb uas tsev kawm ntawv pab tshawb fawb soj ntsuam ntawm los ntawm txhua qhov chaw hauv tsev loj Xov Tshoj yuav 15 hom hom lus ntsev, nyob rau hauv lub ntsev hais zus tau tej cov zoo tib yam yas cov fwj dej haus, polyethylene terephthalate, thiab polyethylene, cellophane thiab lwm yam uas siv. Co, cov teeb ntsev ntau tshaj tej yas, ob (0.45 kilograms 1 phaus) ntsev muaj ntau tshaj li 1200 yas ntau hais. Ntsev iodization Salt Lake, ntsev thiab ntsev ntau lawm, yas particulates ntawm 15 ntawm ~ 800 ib phaus. Daim ntawv los sib tham rau pej xeem nyob Tuam Tshoj tus siav ntsev ruaj ntseg thiab kev ntshai.