Sengoli: Ellen Moore
Letsatsi La Creation: 14 Pherekhong 2021
Ntlafatsa Letsatsi: 7 November 2024
Anonim
Hobaneng ha O Hloka Haholo Hore O Tlohele Ho Peela Letamong - Mokhoa Oa Bophelo
Hobaneng ha O Hloka Haholo Hore O Tlohele Ho Peela Letamong - Mokhoa Oa Bophelo

Litaba

Haeba u kile ua peed ka letamo, ua tseba hore "metsi a tla fetola mebala 'me re tla tseba hore ue entse" ke tšōmo e feletseng ea litoropong. Empa ho hloka toka ka lehlakoreng le leng ha ho bolele hore ha ua lokela ho ikutloa u le molato ka seo u se entseng. Litaba tsa morao-rao-phuputso ea matamo a ho sesa a sechaba a 31 le li-tub tse chesang Canada e bontša hore ho ruruha ha bohareng ba ho sesa ke bothata bo boholo haholo.

Sehlopha sa bafuputsi ba tsoang Univesithing ea Alberta, Edmonton, se fumane hore liperesente tse 100 tsa matamo le libotlolo tseo ba li nkileng li ile tsa lekoa hantle bakeng sa acesulfame potasiamo (ACE), senkhabi sa maiketsetso se atisang ho fumanoa lijong tse hlophisitsoeng tse fetang 'meleng li sa fetoha. (Phetolelo: pee.) Letamo le leng la boholo ba liolimpiki (lilithara tse 830,000 ka kakaretso) le ne le na le lilithara tse ka bang 75 tsa moroto ho lona, ​​ho latela thuto. Ho u thusa ho bona ka mahlo a kelello: ho tšoana le ho lahlela libotlolo tsa Nalgene tse 75 ka har'a letamo la ho sesa la tlholisano. UM, e kholo.


Re ne re se ntse re tseba hore na ke batho ba bakae ba neng ba le molato oa ho ea pele ka metsing; batho ba ka etsang liphesente tse 19 ba lumetse hore ba hlahlobile ka letamong phuputsong ea 2012 ke International Journal of Aquatic Research and Education. Empa ho tseba hore na e ngata hakae e sesa le rona ke khopotso e sa ts'oenyeheng ea hore ho ea koesa kapa ho rema mapheoana ka letamong ha se papali e phetseng hantle, ea boithabiso joalo ka ha re ka nahana. (Sena ke seo motho ea sesang oa Liolimpiki Natalie Coughlin a se nahanang ka ho rota ka letamong.)

Empa ke sona seo chlorine e leng sona, hantle? Eseng kapele hakana, Phelps. Matamo a tlatsitsoe ka sebolaea-likokoana-hloko ho sireletsa metsi a ntseng a tsitsitse ho tsoala libaktheria tse tšosang (joaloka salmonella, giardia, le E. coli), 'me likokoana-hloko tseo li kopana le lik'hemik'hale ka lintho tse phelang (bala: litšila, mofufutso, lotion, le-yep-pee). ) eo batho ba e kenyang ka letamong, ho latela video ena ea American Chemical Society. Maikutlo ana a theha ntho e bitsoang disinfection byproducts (DBPs). Urine ka ho khetheha e na le urea e ngata, e kopantsoeng le chlorine ho theha DBP e bitsoang trichloramine, e etsang hore letamo la khale le nkhe, hammoho le mahlo a khubelu, a koatileng, mme e hokahantsoe (joalo ka DBP tse ling tse ngata) le mathata a phefumolohang a kang asma. 'Me le hoja lintho tse ling tse phelang li kenya letsoho ho DBPs matamong, moroto o ikarabella bakeng sa halofo li-DBP tse hlahisoang ke batho ba sesang. Ho ea ka phuputso e 'ngoe koranteng, ho fumanoe hore matamo a mang a na le mutagenic ka makhetlo a fetang a mabeli (a tlatsitsoeng ka mahlahana a fetolang liphatsa tsa lefutso). Saense ea Tikoloho le Theknoloji. (Ho eketsehileng ka seo: How Gross Your Gym Pool Really Is.) Karolo e kholo ea tsona e tsoa ka ho toba ho tloha urea, ho ea ka bafuputsi. (Hona ha ho baloe le likokoana-hloko tse ling tse tšosang tse sesang ka matamong a sechaba, matangoaneng, matšeng le libakeng tsa boikhathollo tsa metsi.)


Ha ho mohla re tla u joetsa hore u tlhole u sesa se latelang, empa rona tla u joetse hore u tšollele senya ea hau esale pele. Etsa bonnete ba hore o thula lipula pele ho sesa - ho tla bolela mobu o fokolang le mofufutso o kenang ka metsing.

Tlhahlobo bakeng sa

Papatso

E Khothalelitsoe

Idiopathic pulmonary fibrosis

Idiopathic pulmonary fibrosis

Idiopathic pulmonary fibro i (IPF) e enya kapa e teteana ea matšoafo ntle le lebaka le t ejoang.Bafani ba tlhokomelo ea bophelo ha ba t ebe hore na IPF e bakoa ke eng le hore na hobaneng batho ba bang...
Lefu le bohloko la myelitis

Lefu le bohloko la myelitis

Hlobaet ang flaccid myeliti ke boemo bo a tloaelehang bo amang t amai o ea methapo. Ho ruruha ha lintho t e bohlooho mokokotlong ho lebi a bofokoling ba me ifa le ho holofala.Hangata flaccid myeliti ...