Za Kuwala kwa UV

1. Choyamba, kodi mumamvetsetsa kuti kuwala kwa UV ndi chiyani? Chimachita chiyani?

UV ndi chidule cha cheza cha Ultraviolet, kapena kuwala kwa ultraviolet, komwe kumakhala ndi kutalika kwa 100 mpaka 400 nm, komwe ndi mafunde amagetsi pakati pa X-ray ndi kuwala kowoneka. Izi zikutanthauza kuti kuwala kumeneku ndi kuwala kwamphamvu komwe kumalowa ndikutulutsa kutentha m'thupi.

Kuwonongeka kwa kuwala kwa dzuwa pakhungu la munthu makamaka kumachokera ku ultraviolet A (UVA) ndi ultraviolet B (UVB). UVA ndi wa mafunde aatali, omwe amagwira pakhungu lakuya, kuchitapo kanthu pang'onopang'ono, koma kungayambitse mdima wanthawi imodzi. UVB ndi yapakatikati yoweyula, yochita pamwamba pa khungu, yofulumira. Angathe kulimbikitsa keratinocytes khungu, kuti mitsempha dilate, kuonjezera magazi, woyamba adzakhala wofiira, ndiyeno pang`onopang`ono kutembenukira bulauni. Chifukwa chake, mwachidule, UVB imatsogolera ku "dzuwa lofiira" ndipo UVA imatsogolera ku "dzuwa lakuda".

Mmene: Nthawi zambiri amagwiritsidwa ntchito ngati mankhwala pochiza misala yoyera, kutanthauza kuti kudzera mu kuwala kwa ultraviolet, kutsegula malo oyera pansi pa khungu la tyrosine enzyme kumalimbikitsa kupanga melanin, khungu loyera kukhala lakuda.

Tingapeze zambiri UV kuwala mankhwala woyera zida zopenga pa Intaneti, tingayesere kufufuza.

2. Kodi ntchito ya opanga ena pakugwiritsa ntchito kuwala kwa UV ndi chiyani makina osanthula khungu?

Kaya kuwala kwa UV kukuvulaza khungu kapena ayi, mabizinesi ena pamsika amagwiritsa ntchito kuwala kwa UV pazinthu zowunikira khungu zomwe zimagwiritsidwa ntchito kwambiri kuwona mawanga amitundu ndi ma pores (pakhungu) zinthu ziwirizi ndizochepa kwambiri paukadaulo wa polojekitiyi, chifukwa chiyani? Malo amtundu wa khungu angapezeke mwa ife tokha Makina Owunika Khungu la Magic Mirror, angapezenso malo, chifukwa ayenera kufunikira chida kudziwa, monga aSkin Analyzer Chipangizotimaganiza kuti ndizomveka kuwona malo amtundu pansi pa derm.