Formaldehyde - ntoni na? Yintoni ukusebenza kwayo kwaye iveliswa njani na?

Formaldehyde - ntoni na? Eli gama beva, kufuneka ukuba yonke into ubuncinane kanye ebomini, kodwa kuthetha ntoni, wazi wonke umntu. Oko kukuthi usondelelwano e ukukhankanywa kulo mba? Nzima ukuba uthini? Okwa formaldehyde singqongwe yonke indawo.

Yintoni formaldehyde?

Okokuqala, formaldehyde - yigesi. Ngokwemvelo abunjwe nje kuphela bume, kodwa emzimbeni wethu. Ukongeza, loo nto ifunyenwe ngokusungula. Bambalwa abantu bazi, kodwa udibane nale into rhoqo. Lungena emzimbeni wethu yi inhalation. Ngaphezu koko, umntu imihla ukusetyenziswa kwemveliso equlathe formaldehyde ezincinane mali (umzekelo, ngeshampu nakwibhafu amagwebu).

Ukufumana formaldehyde

Indlela esisiseko ukuvelisa formaldehyde mveliso - a methanol inkqubo igcwala. Kuliwa usebenzisa kuvala yesilivere. Le inkqubo ke ithabatha indawo kwi womoya kunye lobushushu degrees 650. methanol igcwala zisetyenziswa kakuhle kunye nama-80 ekhulwini formaldehyde yalungiselelwa yile ndlela. Kodwa kutshanje, kukho uphuhliso olusebenzayo lwe indlela entsha ethembisayo, esebenzisa engundoqo yentsimbi-molybdenum. Le yokusabela wabe kubushushu degrees 300. Kuzo zombini ezi ndlela, indlela yokuguqula ipesenti ephezulu gqitha yabafundi (phantse 99%).

Ukulungiswa formaldehyde kwakhona kunokwenzeka dehydrogenation of methanol. Kuye kwenziwa inxaxheba zinc nangobhedu ehlanganisa. Ubushushu efunekayo - 600 degrees. Nangona le ndlela nangoku ayisetyenziswa ngokubanzi. Noko ke, loo nto ithathwa ethembisa kakhulu. Ukunika amanzi formaldehyde-free.

Ukusetyenziswa formaldehyde

Yakuba ifunyenwe le nto isiphumo kwicala kuphela - a igcwala formaldehyde. Ngaloo azivelele into ityhefu. Ngelishwa, le nkqubo iyasebenza kwiqondo lobushushu igumbi.

Ngaphandle koku, formaldehyde sisetyenziswa ngokubanzi kwiinkalo ezininzi kwemveliso yoshishino. Isisombululo zolwelo - methanediol - ebangela nokuguqulwa kweziyi. Olu phawu ivumela ukusetyenziswa formaldehyde, into kwishishini kwezikhumba le. Kwakhona unalo iipropati bed kakhulu, nto leyo iluncedo kakhulu amayeza. Formaldehyde isaziwa njenge kubola enamandla kwakunye ukubola ebalaseleyo ukuba izinto eziphilayo. Kodwa loo nto bonke. Le into ekuthethwa lisetyenziswa kwi ifanitshala kunye noshishino iinkuni-processing, ingakumbi, kuyimfuneko ukuba ukwenziwa ngamaplanga na. Ekugqibeleni, lo formaldehyde isetyenziswa ekuvelisweni Film-bhanya.

cosmetology

Ngamanye amaxesha inxalenye ishampu kunye nezinye iimveliso bath luquka izinto eziyingozi enjalo ngabantu, ezifana formaldehyde. Ukuba inobungozi na, akukho kwamathandabuzo. Ngapha koko, oku - ukubola esiqinileyo nesinempumelelo kakhulu. Kodwa akazange ngendlela yayo enyulu ayiqukethanga ishampu. Ngakumbi ke - kwi indlela ukunyamekela umntwana. Formaldehyde ungena ukwakhiwa kwawo ngenxa kwawa neminye imichiza - releasers.

Abaninzi amagwebu bath zigcinwa ixesha elide ngenxa kula macandelo. Releasers kancinci ukukhupha ngeedosi ezincinane formaldehyde. Oku kunceda ekunqandeni yimbonakalo nomngundo neentsholongwane ku ishampu.

Indlela eyingozi formaldehyde?

Ngokusekelwe kule nkcazelo ingasentla, akucacanga ukuba yintoni na a formaldehyde. Yintoni na - iyityhefu esiyingozi okanye icandelo isepha okungeyongozi kunye iisepha? Kakade ke, ngeedosi ezinkulu, kuza isoyikiso empilweni yoluntu. Kodwa formaldehyde ingangena emzimbeni wethu nje kuphela yahlangana zokuthambisa. Inyaniso yokuba lingena singene imiphunga kunye negazi ihamba ngomoya. Nazi nje ezinye emithonjeni buthi:

• icuba;
• irhasi qeda ;
• emlilweni;
• izitovu zerhasi;
• glue;
• magciwane;
• iinzipho;
• iikhaphethi ezintsha mata;
• ishampu namagumbi ekhaphethini;
• Ifanitshala entsha esuka kwibhodi yamasuntswana.

Kwenzeka ntoni xa imuncwe formaldehyde? Abantu, yenza ngeempumlo kunye ukuluma kwamehlo. It buchaphazela emiphungeni. Izazinzulu ezininzi siyakholelwa ukuba inani kumatyala sombefu ebantwaneni esidityaniswe kolu igesi. Kukho uloyiko lokuba contact elide kunye formaldehyde kungomlinganiselo aphezulu bangaba ngamathumba ngumhlaza. Uphononongo lubonise ukuba le nto - a carcinogen noko nkqi, amalinge kwizilwanyana elebhu iye yaqinisekisa le vekeleke xona. Nangona kunjalo, kuye kwangqina ukuba xa zidibene nesikhumba formaldehyde ikhuthaza ithumba.

Yintoni eyaziwayo formaldehyde?

Ngoko ke, enye carcinogens kakhulu eziyingozi asirhawule yonke imihla, i formaldehyde. Yintoni into kuyingozi abantu, iye yaba. Kodwa yintoni enye esiyaziyo ngaye, ngaphandle kokuba igesi ongena imiphunga ngexesha inhalation kwaye ayikho nako ukubetha isikhumba? Zingene emzimbeni, formaldehyde abole ngokukhawuleza kakhulu kwaye kwizondlo kwi umchamo expiratory (carbon dioxide).

Abantu abasoloko abahlala kwizixeko mveliso ezinkulu, kwiindawo ezinkulu izakhiwo ezinemigangatho eyakhelwe zibethwa formaldehyde kungomlinganiselo eziphakamileyo, ngaphezu kwabo bahlala kwiilali needolophu. Okuba sesichengeni eli into eyingozi kwiindawo ezinkulu kuno phandle.

Yintoni eyaziwayo formaldehyde?

Enyanisweni, nangona ukuba formaldehyde iqondwa kakuhle, zisekho kwimicimbi malunga nefuthe le gas emzimbeni. Umzekelo, akwaziwa ukuba abadala novakalelo kancinci ukuya kweziyobisi ngaphezu kwabantwana. Oosonzululwazi kunye noogqirha uluvo kulo mba diverge. Kodwa xa ucinga ukuba umthamo lo mntwana inspiratory komoya kwekilogram ubunzima bomzimba obungaphezu abadala nganye, Kwingcingane uvakalelo lwabo ephakamileyo formaldehyde bugwetyelwe.

Intsongelo impilo yabantu

Isiphumo formaldehyde umntu ngamnye luyingozi kakhulu kwaye iyingozi. Le igesi kubonakaliswa mutagenic. Esisebenza ngayo njengoko bawacaphukisayo kunye allergies kakhulu. contact ixesha elide nabantu kunye eliphakathi apho igesi abasasazekileyo, engabangela umhlaza. Ezininzi eziqhele kwafunyaniswa umhlaza phecana sokuphefumla. amathuba ophuhliso kunye nezinye iintlobo eziqatha, kuquka wegazi.

Iimpawu ukonakalisa umzimba kunye formaldehyde ilandelayo: intloko ebuhlungu, ukuphelelwa umoya, nezengqondo uxinezeleko. Ukuba xi igesi ufikelela uphawu kakhulu kwimpilo yabantu, oko kungabangela ngokuma uphelelwa ngamandla, nto leyo ekhokelela ekufeni. Ubukho formaldehyde kwindawo kusenokubonisa conjunctivitis kunye nokudumba nezengekho miphungeni.

Ziziphi ezinye izifo kungabangela formaldehyde? Ngayo yokubola emzimbeni zibangela umonakalo omkhulu kwimpilo. Zingene kwinkqubo yokwetyisa, irhasi kungabangela ikhemikali bawutshise ngomlilo, musani ukubacaphukisa nokudumba eziliqela, nkqu nokubanjwa zokuphefumla. Njengoko nesisombululo formaldehyde, formalin unako kakubi umzimba wethu. Abantu abathi, ngenxa yokuba umsebenzi wabo ngamanye amaxesha kuyanyanzeleka ukuba ukujongana nalo mbandela, waziva zonke izenzo ityhefu: iimpawu sombefu, iintloko ezibuhlungu kakhulu, conjunctivitis, umonakalo luvo.

Indlela ukulawula isiqulatho formaldehyde kwi mveliso?

Kumazwe amaninzi, kodwa ulawulo chaza phezu okuqulethwe formaldehyde njenge carcinogen. Umzekelo, kwi-UK avumelekile yoxinaniso yale yigesi esemoyeni namanzi kulawulwa ngumthetho. Egqithayo akuvumelekile, isoloko ubandakanya uxanduva. Esi simo sengqondo kakhulu kule yoluvo eyingozi waphawula kumazwe phantse yonke kuphuhliswa. Kwakhona, kukho imiqathango ethile emsebenzini, apho kukho imveliso okanye usebenzise formaldehyde. I-European Union imisela ukusetyenziswa weli kwiimveliso izithambiso, kuquka ishampu, amagwebu kuhlamba, iinzipho. Kule imveliso releasers formaldehyde kufuneka ibe khona minor lamanani. Ukuba umxholo udlula mmiselo, oku kufuneka kuboniswe kwileyibhile. Kwaye kwamanye amazwe, formalin ngokuqhelekileyo akuvumelekanga. Ngoko, nawuphi na umxholo weli kwiimveliso izithambiso ekungavumelekileyo eJapan naseSweden.

Njani kwaye yintoni ukwenza ntoni?

Ngaba ndiya kunkwantya ngabani na into efana formaldehyde? Formula Health, Kakade ke, oku kuquka iziphumo ze gesi. Okwangoku, nje siphepha ukudibana wathi etyabulayo akunakwenzeka. Formaldehyde yinxalenye ezinye iimveliso webhate, ikho nokubakho kwezinye ishampu abantwana. Nangona kunjalo, le abavelisi babanga ukuba akunakwenzeka ukuba umntwana uza kuba adikwe kwi xi engabalulekanga ngolo hlobo. Ngoko ke ukuba ezinjalo kukhuselekile ngokupheleleyo. Kodwa ukuba umntwana lowo isici, lo eku- kungenziwa nkqu izixa miniscule ezinjalo. Ngoko ke abazali ngaphambi kokuba uthenge zokuthambisa ngenxa kwiimvuthuluka kufuneka uhlawule ingqalelo bokwenene.

Indlela yokunciphisa iyingozi?

Phenol formaldehyde - kweziyobisi inetyhefu kakhulu. Buthathaka ukusebenza kwalo nzima. Xa igesi na emzimbeni, oko iyahluka kakhulu. Le ukubola lithuthwa e formic acid, okanye imethyl utywala. Kakade ke, lo esingcono le carcinogen kukuzama ukuphepha iindawo kunye neendawo apho iya kubakho kungomlinganiselo eziphakamileyo. Oku, ngaphezu kwabo bonke, kwemikrozo yeemoto, iindawo mveliso, iifektri ifanitshala. Kukwacetyiswa kwakhona ukuba ahlale kumagumbi ukuba abalufumani umoya. Ngaphezu koko, umntu kufuneka azi ukuba izityalo ezininzi endlwini bayakwazi ukufunxa formaldehyde evela emoyeni (umz, Chlorophytum, ivy, ficus).