Matsatsi a Lijo tsa Lijo tsa Lijo Ho Khutlela Lilemo Tse Sekete
Re ja ka leihlo pele. Seo se bolela hantle, se hlahisoang ka bokhabane le lijo tse mebala-bala li ipiletsa haholo. Kajeno, re na le menyetla e ntle ea lijo tse bolokehileng tsa lijo ho mebala ea mebala feela hoo e ka bang leha e le efe eo re e ratang empa e ne e se kamehla ka tsela eo.
Lijo tsa Tlhaho ea Histori
Mehleng ea boholo-holo, lisebelisoa tsa tlhaho tse kang limela le mefuta e mengata ea limela, 'me limela tsa meroho le litholoana li ne li sebelisoa ho eketsa mmala o ruileng lijong. Safrone , lihoete, likharenate , morara, monokotšoai, li- beet , parsley, sipinake, indigo, turnsole, alkanet (borage root), red saunders (lepolanka le phofshoana), marigold le turmeric kaofela li ne li sebelisoa e le li-coloring agent.
Ba bang ba baholo-holo ba rona ba ne ba boetse ba sebelisa lintho tsa tlhaho tse kang liminerale le mafura, tse kang azure (carbonate carbonate), lekhasi la khauta le lekhasi la silevera, tse ling tsa tsona li ne li le kotsi haholo.
Ho Eketsehileng ka Libopeho Tsa Lijo Tsa Nako
Elise Fleming o ile a etsa lipatlisiso tsa libuka tsa ho pheha ka morao ka 1390 AD 'me a qapa lenane le thahasellisang la lihlahisoa tsa lijo tse sebelisitsoeng lilemong tse makholo tse fetileng tse qotsitsoeng ka Olde English ho tloha mehloling ea eona e rutang ka ho bala mebala ea khale .
Lijo Tsa Tlhaho
Lijo tse ling tse tloaelehileng tsa tlhaho tsa lijo ke carotenoids, chlorophyll, anthocyanin le turmeric:
- Carotenoids e na le 'mala o mofubelu, o mosehla kapa oa lamunu' me carotenoid e tummeng ka ho fetisisa ke beta-carotene e fanang ka litapole le lipompo 'mala oa tsona. Beta-carotene hangata e kenyelletsoa margarine le chisi ho e fa mmala o ipiletsang haholo.
- Chlorophyll ke tlhaho ea tlhaho e fumanehang limela tsohle tse tala. Lijo tse nang le monate le tse nang le lime tse kang candy le ice cream hangata li mebala e sebelisa chlorophyll.
- Li-Anthocyanine li fa morara, li-blueberries le cranberries li pherese tsa tsona tse pherese, le mebala e putsoa, 'me hangata li sebelisoa ho hlahisa lihlahisoa tse nang le metsi joaloka lino tse bonolo le jelly.
- Turmeric ha e sebelisoe feela e le spice empa e boetse e le ho etsa hore lijoe li fetole lijo tse monate o mosehla oa mosehla, joaloka sa mosetareta le lijo tse ling.
Li-Dyes tsa Lijo Tse Ts'oanang
Ha lijo tsa tlhaho tse entsoeng ka tlhaho li theko e boima haholo ka lebaka la litšenyehelo tsa ho bokella le ho sebetsana le thepa e sebelisoang ho e etsa, lirafshoa tsa maiketsetso tse ka hlahisoang ka chelete e fokolang, li ne li e-na le nako e telele ea bophelo, 'me li ne li e-na le mebala e mengata haholo. boemo bona.
Hoo e ka bang ka 1856, William Henry Perkin o ile a fumana tee ea pele e entsoeng ka tsoekere e bitsoang mauve, e sebelisetsoang ho ja mefuta ea lijo, lithethefatsi le litlolo.
Ka 1900, e ne e le tloaelo e tloaelehileng bakeng sa lijo, lithethefatsi le litlolo tse fumanehang US hore e be mebala e metle. Leha ho le joalo, hase mebala eohle ea mebala e neng e se na kotsi (e meng e ne e e-na le lisebelisoa, arsenic le mercury) 'me tse ling li ne li sebelisoa ho pata lijo tse fokolang kapa tse fokolang.
Ka 1906, mekhatlo ea mebuso e ile ea kenella 'me Congress ea fetisa Molao oa United States oa Lijo le Lithethefatsi, o thibelang ho sebelisoa ha mebala e chefo kapa e kotsi ka ho hlahisa mebala le ho senya lijo ho pata tšenyo kapa ho theoha.
Ho Sireletsa Bareki
Molao oa federal, oa lithethefatsi le oa ho roala mahlakoreng oa 1938 o ile oa qetella o entse melao e thata e laolang ho sebelisoa ha lijo tse entsoeng ka maiketsetso 'me ho makatsang hore ke mebala e supileng feela e amohelehang bakeng sa tšebeliso e sebelisoang lijong' me e ntse e le lethathamong kajeno.
Li na le Blue No. 1 (Blue FC e khanyang), Blue Blue 2 (Indigotine), Green No. 3 (Fast Green FCF), Red No. 3 (Erythrosine), Red No. 40 (Allura Red AC), Yellow No 5 (Tartrazine), le Yellow No. 6 (Sunset Yellow FCF).
Kajeno, ho na le lihlopha tse makholo tsa lijo tse laoloang hantle tse bolokehileng ho sebelisoa.
Bokamoso ba Lijo tsa Lijo
Batho ba bangata ba tloaelane le mekhoa ea sefofane e sebelisoang ho khabisa bohobe ba mokete oa moketlo, hantle ho na le ntho e ncha. E 'ngoe ea lihlahisoa tsa morao-rao tsa mefuta ea' marakeng ke lijo tse jeoang tse hlahisoang ka makotikong a aososol a tlang ka bofubelu, boroa, khauta, silevera le mebala e meng. Ke bohle ba kenyang lijo le ba bolokehileng (ho fihlela joale!) Mme ba amoheloa ke FDA.
Ke Hobane'ng ha Motho a ka Batla ho ja Lijo Tsa Bona Leha ho le joalo?
Nakong e fetileng, 'me ho isa bohōleng bo itseng, mmala o ile oa kenngoa lijong ho etsa hore o shebahala o khahleha ho moreki' me, ka tsela eo, a le mong haholoanyane, kapa a pata lihlahisoa tse tlaase kapa tse neng li fetohile kapa li senyehile.
Kajeno, ponahalo ea tlhaho ea lijo tse sa silafatsoang ke ea bohlokoa haholo. Bala mokhoa oa ho ja lijo tsa hau ka tlhaho .