A chọrọ nnyocha gbasara ojiji citric acid n'ime mmiri e-liquids iji ghọta nke ọma ikike ya ịmepụta anhydrides nwere ike imebi ahụ na uzuoku.
A na-ahụ citric acid n'ime ahụ n'ụzọ ebumpụta ụwa, a na-ahụkwa ya dịka ihe dị mma na United States maka iji ya eme ihe n'ọgwụ ndị e tinyere n'ime ya. Agbanyeghị, mmebi okpomọkụ nke citric acid nwere ike ime n'oge okpomọkụ ọrụ nke ụfọdụ ngwaọrụ vaping. Na ihe dịka 175-203°C, citric acid nwere ike ịgbaze wee mepụta citraconic anhydride na isomeric itaconic anhydride ya.
Anhydrides ndị a bụ ihe ndị na-eme ka iku ume dịkwuo mma—kemịkalụ ndị, mgbe a na-ekuru ha, nwere ike ịkpata mmeghachi omume nfụkasị ahụ, site na mgbaàmà ahụ ọkụ ruo na ihe mberede anaphylactic.
Ndị ọkà mmụta sayensị siga nke ndị Britain Amerịka jiri gas chromatography tinyere oge nke ụgbọelu mass spectrometry iji nyochaa uzuoku e mepụtara mgbe e tinyere mmiri e-liquid nwere citric acid n'ime ngwaọrụ vaping. Ngwaọrụ e ji mee ihe bụ sịga eletrọniki nke ọgbọ mbụ (dị ka sịga). Ndị ọkà mmụta sayensị ahụ nwere ike ịtụ nnukwu anhydride dị na uzuoku ahụ.
E gosipụtara nsonaazụ ha taa na nzukọ kwa afọ nke otu nnyocha Nicotine na ụtaba na Florence, Italy.
"Sitric acid dị na e-liquid nwere ike ibute oke citraconia na/ma ọ bụ itaconic anhydride na anwụrụ ọkụ, dabere na ngwaọrụ ahụ," ka Dr. Sandra Costigan, Onyeisi Ọkachamara n'ihe gbasara ọgwụ na Vaping Products kwuru.
"Agbanyeghị, anyị kwenyere n'iji ihe ụtọ eme ihe nke ọma ma wepụ ụfọdụ ụtọ dị na ngwaahịa anyị." Achọpụtara tupu a ree mmanụ ahụ n'ahịa," Costigan kwuru.
Ọtụtụ ndị nọ n'ime obodo ahụike ọha na eze kwenyere na sịga eletrọniki nwere nnukwu ike ibelata mmetụta ahụike ọha na eze nke ise siga. Public Health England, ụlọ ọrụ na-ahụ maka Ngalaba Ahụike nke UK, wepụtara akụkọ na nso nso a na-ekwu na a na-eme atụmatụ na iji sịga eletrọniki dị ihe dị ka 95% nchekwa karịa ise siga. Royal College of Physicians kwuru na ọha na eze nwere ike inwe obi ike na sịga eletrọniki dị nchebe karịa ise siga ma kwesị ịkwalite ya nke ukwuu dị ka ihe ọzọ karịa sịga.
Ọ bụrụ na ị hụta njehie ederede, enweghị nkọwa ziri ezi, ma ọ bụ ịchọrọ izipu arịrịọ ka edezie ihe dị na peeji a, biko jiri fọm a. Maka ajụjụ izugbe, biko jiri fọm kọntaktị anyị. Maka nzaghachi izugbe, biko jiri ngalaba nkọwa ọha dị n'okpuru (biko nye ndụmọdụ).
Nzaghachi gị dị anyị ezigbo mkpa. Agbanyeghị, n'ihi oke ozi anyị na-eziga, anyị enweghị ike ikwe nkwa na azịza nke onye ọ bụla ga-aza bụ eziokwu.
A na-eji adreesị ozi-e gị eme ihe naanị iji mee ka ndị natara ozi-e ahụ mara onye zitere ya. A gaghị eji adreesị gị ma ọ bụ adreesị onye natara ya mee ihe ọ bụla ọzọ. Ozi ị tinyere ga-apụta na ozi-e gị, Medical Xpress agaghịkwa echekwa ya n'ụdị ọ bụla.
Nweta mmelite kwa izu na/ma ọ bụ kwa ụbọchị n'ime igbe mbata gị. Ị nwere ike ịkwụsị ịdenye aha n'oge ọ bụla, anyị agaghịkwa ekerịta data gị na ndị ọzọ.
Weebụsaịtị a na-eji kuki iji mee ka ọ dị mfe ịnyagharịa, nyochaa ojiji gị nke ọrụ anyị, chịkọta data iji hazie mgbasa ozi, ma nye ọdịnaya sitere n'aka ndị ọzọ. Site na iji saịtị anyị, ị na-ekweta na ị gụọla ma ghọta Amụma Nzuzo na Usoro Ojiji anyị.
Oge ozi: Eprel-12-2023