Nhoroondo yeKurapa kweRed Light - Kushandiswa kwekare kweChiedza muIjipita, chiGiriki neRoma

Maonero makumi matanhatu nesere

Kubva pakutanga kwenyika, simba rechiedza rekurapa rave richizivikanwa uye richishandiswa pakurapa. VaIjipita vekare vakavaka ma solariums ane magirazi ane mavara kuti ashandise mavara chaiwo e viscous spectrum kurapa zvirwere. VaIjipita ndivo vakatanga kuziva kuti kana ukapenda girazi, rinosefa mamwe mawavelengths e viscous spectrum yechiedza uye rinokupa chimiro chechiedza chitsvuku, icho chiriMwaranzi yewavelength ine 600-700 nanometer.Kushandiswa kwekutanga nevaGiriki nevaRoma kwakasimbisa mhedzisiro yekupisa kwechiedza.

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Muna 1903, Neils Ryberg Finsen akapihwa Mubairo weNobel mukurapa nekushandisa chiedza cheultraviolet zvinobudirira kurapa vanhu vane Tuberculosis. Nhasi uno Finsen anozivikanwa sababa vekurapwa nechiedza chezuva ranhasi.

Ndinoda kukuratidzai bhurocha randakawana. Rinobva kuma1900 ekutanga uye pamberi paro pakanyorwa kuti 'Nakidzwai nezuva mumba muine zuva remumba.' Ichi chigadzirwa chakagadzirwa neBritish chinonzi Vi-Tan ultraviolet home unit uye chaizvoizvo ibhokisi rekugezera remwenje re ultraviolet incandescent. Rine bulb re incandescent, rambi re mercury vapor, rinoburitsa chiedza mu ultraviolet spectrum, izvo zvinopa vhitamini D.

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