Gabatar da masu canza launi

An raba launuka zuwa nau'i biyu:launuka masu haskekumariniAna iya raba launuka zuwalaunukan halittakumalaunuka marasa tsaribisa ga tsarinsu. Rini sune mahaɗan halitta waɗanda za a iya amfani da su a cikin mafi yawan abubuwan narkewa da robobi masu launi, tare da fa'idodi kamar ƙarancin yawa, ƙarfin launi mai yawa, da kuma kyakkyawan bayyanawa. Duk da haka, tsarin ƙwayoyin halittarsu gabaɗaya ƙarami ne kuma ƙaura yana iya faruwa yayin yin launi.

Ana iya raba launuka zuwa launuka da launuka iri-iri. Alamu abubuwa ne da ke ba da launi ga kayan ta hanyar zaɓar su da kuma nuna haske. Ana iya ƙara raba su zuwa launuka na halitta (wanda aka samo daga mahaɗan da ke tushen carbon) da launuka marasa tsari (wanda aka haɗa daga ma'adanai). Rini, a gefe guda, mahaɗan halitta ne waɗanda ke narkewa a cikin abubuwan narkewa kuma ana iya amfani da su don yin launi ga kayayyaki iri-iri, gami da robobi. Suna da fa'idodin ƙarancin yawa, ƙarfin canza launi mai yawa, da kuma kyakkyawan bayyanawa. Duk da haka, saboda ƙaramin girman ƙwayoyin halitta, rini suna ƙaura ko zubar jini daga kayan da aka shafa musu, musamman a ƙarƙashin wasu yanayi na muhalli, kamar yanayin zafi mai yawa ko fallasa ga wasu sinadarai.

A cewar binciken masana ilimin halayyar dan adam, kashi 83% na ra'ayin sun nuna cewawancanmutane suna karɓa daga ƙasashen wajeis bisa ga hankalin suwandayana fitowa ne daga fahimtar gani. Ana iya ganin muhimmancin bayyanar samfur, musamman malauni na samfurinbayyanare, yana da matuƙar muhimmanci. Dangane da kayayyakin ciyarwa, ko masu amfani suna amfani da wani samfurin ciyarwa ko a'a, launin bayyanar abincin yana taka muhimmiyar rawa wajen tantancewa.

Theaikace-aikacena masu canza launi suna ƙara zama ruwan dare a masana'antar ciyar da abinci ta zamani da kiwon dabbobi da kuma kiwon kamun kifi.Akwai dalilai guda biyu kamar haka: da farko, don canza launin abincin ta hanyar canza launin. Musamman a cikin yawan amfani da sinadaran abinci marasa gargajiya, ƙara launuka don ɓoye launuka marasa kyau na wasu sinadaran abinci marasa gargajiya (kamar abincin rapeseed),don hakakula da halaye na tunanin masu amfani, da kuma ƙaruwaegasa a kasuwa.A lokaci guda kuma, yana taka rawa wajen ƙarfafa sha'awar abinci da kuma haifar da cin abinci..Ana iya kiran masu canza launin da ke taka wannan rawar da masu canza launin abinci.