Tinted iav tsis tas yuav looj tsom iav dub

Cov yeeb yuj xim ntawm looj tsom iav dub tau ntxiv ntau yam zam rau tib neeg, tab sis koj yuav tsum paub tias cov tsom iav liab, daj, ntshav thiab ntsuab xim uas koj pom tsis yog looj tsom iav dub!

Vim tias cov tsom iav muaj xim tuaj yeem thaiv lub teeb muaj zog, lawv muaj qee yam kev tiv thaiv ntawm lub qhov muag, tab sis cov tsom iav xim lawv tus kheej tsis tuaj yeem thaiv cov kab hluav taws xob ultraviolet, yog li lawv poob lub luag haujlwm ntawm looj tsom iav dub thiab ua rau lub qhov muag puas ntau dua. Vim hais tias tib neeg lub cev muaj cov lus teb instinctive rau kev tiv thaiv tus kheej, thaum lub qhov muag ntsib lub teeb muaj zog, cov menyuam kawm ntawv yuav ua rau me me, txo cov ultraviolet zog nkag mus rau hauv lub qhov muag. Thaum hnav tsom iav tsis muaj kev tiv thaiv UV, cov menyuam kawm ntawv yuav loj tuaj. Cov iav tsis muaj qhov cuam tshuam ntawm kev cais cov kab hluav taws xob ultraviolet. Lub sijhawm no, qhov muag sib npaug ntawm lub qhov rooj qhib dav. Cia lub ultraviolet rays ntxeem tau, thiab lub zog muaj zog heev. Qhov kev puas tsuaj rau lub qhov muag tuaj yeem xav txog.

Cov xim ntawm looj tsom iav dub kuj muaj ntau haiv neeg, thiab cov xim sib txawv muaj cov haujlwm sib txawv, tab sis lawv txhua tus muaj ib qho tseem ceeb ua haujlwm: tiv thaiv UV. Yog li ntawd, rau cov neeg uas nyiam kev zoo nkauj thiab zam, cov tsom iav xim tsis tas yuav looj tsom iav dub. Thaum lub looj tsom iav dub no los txog, koj yuav tsum txhuam koj ob lub qhov muag thiab tsis txhob xaiv qhov tsis ncaj ncees lawm!

Yuav ua li cas qhia qhov txawv ntawm tinted tsom iav thiab looj tsom iav dub:

Ua ntej tshaj plaws, saib kev ua haujlwm ntawm cov iav. Lub vuam ib feem ntawm cov looj tsom iav dub tiag tiag yog du, tsis tu ncua, du thiab zoo sib xws, thiab kev ua haujlwm zoo heev, thaum kev ua haujlwm ntawm cov iav tsis zoo yog qhov ntxhib heev.

Qhov thib ob, xyuas seb puas muaj cov cim pom tseeb xws li "UV tiv thaiv" thiab "UV400" ntawm cov looj tsom iav dub;