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Kedu ihe ize ndụ dị n'ịṅụ kọfị na iko rọba?

Kedu ihe ize ndụ dị n'ịṅụ kọfị na iko rọba?

Kedu ihe ize ndụ dị n'ịṅụ kọfị na iko rọba?

A maralarị na iko kọfị ndị a na-atụfu n'efu bụ ọdachi gburugburu ebe obibi, yana mkpuchi rọba dị gịrịgịrị na-eme ka ọ sie ike ịmegharị ya.

Otú ọ dị, ihe si ná nnyocha ọhụrụ pụta kpughere ihe dị ize ndụ karịa nke ahụ, nke bụ na iko nke ihe ọṅụṅụ na-ekpo ọkụ na-ekpochapụ ọtụtụ puku ijeri rọba n'ime ihe ọṅụṅụ ahụ, dị ka akwụkwọ akụkọ Environmental Science and Technology si kwuo.

Ndị na-eme nchọpụta na US National Institute of Standards and Technology nyochara otu iko mmanya na-ekpo ọkụ nke ejiri polyethylene dị obere (LDPE) kpuchie ya, akwa rọba dị nro ma na-agbanwe agbanwe nke a na-ejikarị dị ka mkpuchi mmiri. Ọ na-apụta na mgbe iko ndị a na-ekpuchi mmiri na 100 degrees Celsius, ha na-ahapụ puku ijeri nanoparticles kwa liter n'ime mmiri.

Na-abanye n'ime mkpụrụ ndụ

Chemist Christopher Zangmeister, onye ndu nyocha na nyocha a, kwuru na amabeghị ma ọ nwere mmetụta ọjọọ n'ahụ mmadụ ma ọ bụ anụmanụ, mana ụmụ irighiri ihe dị n'ime ijeri kwuru ijeri n'ime lita mmanya ọ bụla, na-ekwupụta na “n'oge gara aga. afọ iri, ndị ọkà mmụta sayensị achọpụtala plastik ebe ọ bụla ha na-achọgharị na gburugburu ebe obibi.”

Ọzọkwa, Zangmeister kọwara na site n'inyocha ala nke glacial ọdọ mmiri na Antarctica, a chọtara microplastic particles buru ibu ihe dị ka 100 nanometers, nke pụtara na o yikarịrị ka ha adịchaghị obere ịbanye n'ime cell ma kpatara nsogbu anụ ahụ, na-akọwa na ihe si na ya pụta. "N'ihi na nanoparticles [dị na kọfị kọfị] dị obere ma nwee ike ịbanye n'ime cell, nke nwere ike imebi ọrụ ya."

Ọmụmụ India

Nnyocha yiri nke ahụ, nke ụlọ ọrụ India Institute of Technology mere na 2020, chọpụtara na ihe ọṅụṅụ na-ekpo ọkụ n'ime iko a na-atụfu ya nwere nkezi 25000 microplastic particles, yana ọla dị ka zinc, lead na chromium na mmiri. Ndị nchọpụta America kwenyere na nsonaazụ sitere na otu mkpuchi plastik ahụ.

Ndị nyocha America nyochakwara akpa naịlọn echere maka ịkwakọ nri dị ka achịcha, bụ nke bụ mpempe akwụkwọ plastik doro anya etinyere n'ime ite achịcha iji mepụta elu na-adịghị mma nke na-egbochi mmiri mmiri. Ha chọpụtara na njupụta nke nanoparticles ewepụtara na mmiri ọkụ sitere na naịlọn ọkwa nri ji okpukpu asaa karịa nke iko mmanya a na-eji otu eme ihe.

Zangmeister kwuru na nsonaazụ ọmụmụ ahụ nwere ike inye aka na mbọ iji mepụta ule dị otú ahụ iji belata mmetụta ọjọọ ọ bụla na ahụike mmadụ.

Ryan Sheikh Mohammed

Osote onye isi nchịkọta akụkọ na onye isi ngalaba mmekọrịta, Bachelor of Civil Engineering - Ngalaba Topography - Mahadum Tishreen zụrụ azụ na mmepe onwe ya.

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