Amakuru

Intangiriro

Mu bwubatsi, imitako yo munzu hamwe ninganda nyinshi zinganda, amarangi hamwe nudusanduku bigira uruhare rukomeye. Kuva ku biti bibajwe by'inyubako za kera kugeza ku nkuta zigezweho z'amazu ya kijyambere, uhereye ku ibara ryiza ry'ibisasu by'imodoka kugeza kurinda ingese kurinda ibyuma by'ikiraro, amarangi hamwe n'ibitambaro bikomeje guhaza ibyifuzo bitandukanye by'abantu bafite ubwoko n'imikorere yabo y'amabara. Hamwe niterambere rihoraho rya siyanse nubuhanga, ubwoko bwamabara hamwe nudusanduku biragenda bitandukanye, kandi imikorere irarushijeho kuba nziza.

1, ibyiciro bitandukanye byo gusiga irangi

(1) Igabanijwemo ibice
Irangi rigabanijwemo cyane irangi ryurukuta, irangi ryibiti hamwe n irangi ryicyuma. Irangi ryurukuta ni irangi rya latex nubundi bwoko, bukoreshwa mugushushanya urukuta rwimbere ninyuma, rushobora gutanga ibara ryiza nuburinzi runaka kurukuta. Irangi ryo hanze rifite imbaraga zikomeye zo kurwanya amazi, zikwiranye no kubaka urukuta rw'inyuma; Kubaka irangi ryimbere imbere biroroshye, bifite umutekano, akenshi bikoreshwa mugushushanya urukuta rwimbere. Lacquer yimbaho ahanini ifite irangi rya nitro, irangi rya polyurethane nibindi. Nitro varnish ni irangi risobanutse, irangi rihindagurika, hamwe no gukama vuba, kuranga urumuri rworoshye, bigabanijwemo urumuri, igice cya matte na matte atatu, bikwiranye nimbaho, ibikoresho, nibindi, ariko ntibishobora gukoreshwa nubushuhe nibintu byangiza ubushyuhe ntibigomba gukoreshwa. Filime irangi ya polyurethane irakomeye, irabagirana kandi yuzuye, ifatanye cyane, irwanya amazi, irwanya kwambara, irwanya ruswa, ikoreshwa cyane mubikoresho byo mu rwego rwo hejuru byo mu biti no hejuru yicyuma. Irangi ryicyuma ni enamel, ikwiranye nicyuma cyerekana ibyuma, nibindi, igifuniko ni ibara rya magneto-optique nyuma yo gukama.

(2) Igabanijwe na leta

Irangi rigabanijwemo irangi rishingiye kumazi hamwe n irangi rishingiye kumavuta. Irangi rya Latex niryo rangi nyamukuru rishingiye kumazi, hamwe namazi nkayoroshye, kubaka byoroshye, umutekano, gukaraba, umwuka mwiza, birashobora gutegurwa ukurikije ibara ryamabara atandukanye amabara atandukanye. Irangi rya nitrate, irangi rya polyurethane nibindi ahanini usanga irangi rishingiye ku mavuta, irangi rishingiye ku mavuta rirangwa n'umuvuduko wo gukama buhoro, ariko mubice bimwe bifite imikorere myiza, nko gukomera cyane.

(3) Igabanijwe n'imikorere

Irangi rishobora kugabanywamo irangi ridafite amazi, irangi ridafite umuriro, irangi rirwanya indwara, irangi rirwanya imibu hamwe n irangi ryimikorere myinshi. Irangi ridafite amazi rikoreshwa cyane cyane ahantu hagomba kuba hatarimo amazi, nk'ubwiherero, igikoni, n'ibindi. Irangi ririnda umuriro rishobora kugira uruhare mu gukumira umuriro ku rugero runaka, rikwiriye ahantu hasabwa gukingira umuriro mwinshi; Irangi rirwanya indwara irashobora gukumira imikurire, akenshi ikoreshwa mubidukikije; Irangi ryica imibu rifite ingaruka zo kwirukana imibu kandi irakwiriye gukoreshwa mu cyi. Irangi ryinshi ni icyegeranyo cyimirimo itandukanye, kugirango itange byinshi kubakoresha.

(4) Igabanijwe ukurikije uburyo bwibikorwa

Irangi rihindagurika mugihe cyo kumisha bizahumeka imashanyarazi, umuvuduko wo kumisha birihuta, ariko birashobora gutera umwanda ibidukikije. Irangi ridahindagurika ntirishobora guhinduka mugihe cyo kumisha, ugereranije nibidukikije, ariko igihe cyo kumisha gishobora kuba kirekire. Irangi rihindagurika rikwiranye nibintu bisaba gukama vuba, nko gusana ibikoresho bito; Irangi ridahindagurika rirakwiriye ahantu hasabwa cyane kurengera ibidukikije, nko gushariza urugo.

(5) Igabanijwe n'ingaruka zo hejuru

Irangi risobanutse ni irangi ryeruye ridafite pigment, rikoreshwa cyane cyane mu kwerekana imiterere karemano yimbaho, nka varish ikoreshwa kenshi mubiti, ibikoresho byo murugo nibindi. Irangi risobanutse rishobora kwerekana igice ibara hamwe nimiterere ya substrate, bigakora ingaruka zidasanzwe zo gushushanya. Irangi rya Opaque ritwikiriye neza ibara nuburyo bwimiterere ya substrate, kandi birashobora gushushanywa mumabara atandukanye ukurikije ibikenewe, hamwe nibikorwa byinshi, nkurukuta, hejuru yicyuma nibindi.

2, ubwoko 10 busanzwe bwo gusiga irangi

(1) Irangi rya Acrylic latex

Irangi rya Acrylic latex muri rusange rigizwe na emulion ya acrylic, yuzuza maquillage, amazi ninyongera. Ifite ibyiza byo kugiciro giciriritse, guhangana nikirere cyiza, guhindura imikorere neza no kutarekura ibinyabuzima. Ukurikije umusaruro utandukanye ibikoresho fatizo bishobora kugabanywamo C, benzene C, silicone C, vinegere C nubundi bwoko. Ukurikije ingaruka nziza zo gushushanya zigabanijwemo nta mucyo, matte, mercerisation n'umucyo n'ubundi bwoko. Ikoreshwa cyane cyane kurukuta rwimbere ninyuma rusiga amarangi yinyubako, gushushanya uruhu, nibindi. Vuba aha, habaye ubwoko bushya bwibiti bya latx irangi hamwe no kwisiga irangi rya latex.

(2) Irangi rishingiye kuri acrylic

Irangi rishingiye kuri acrylic irashobora kugabanywamo ibice byumye-byumye (ubwoko bwa thermoplastique) hamwe no gukiza amarangi ya acrylic (ubwoko bwa thermosetting). Kwiyumisha-acrylic yifashishije cyane cyane mububiko bwububiko, gutwikisha plastike, gutwikira ibikoresho bya elegitoronike, ibimenyetso byerekana umuhanda, nibindi, hamwe nibyiza byo gukama byihuse, kubaka byoroshye, kurinda no gushushanya. Ariko, ibirimo bikomeye ntabwo byoroshye kuba hejuru cyane, ubukana na elastique ntabwo byoroshye kubitekerezaho, kubaka ntibishobora kubona firime yibyibushye cyane, kandi kuzura kwa film ntabwo ari byiza. Kwambukiranya gukiza kwa acrylic ahanini ni irangi rya acrylic amino, irangi rya acrylic polyurethane, irangi rya acrylic aside alkyd, imirasire ikiza irangi rya acrylic nubundi bwoko, bikoreshwa cyane mumarangi yimodoka, irangi ryamashanyarazi, irangi ryibiti, irangi ryubwubatsi nibindi. Kwambukiranya gukiza kwa acrylic muri rusange bifite ibintu byinshi bikomeye, igifuniko gishobora kubona firime nini cyane, hamwe nubukanishi buhebuje, birashobora gukorwa muburyo bwo guhangana nikirere cyinshi, cyuzuye cyane, cyoroshye cyane, gukomera kwinshi. Ikibi ni uko ibice bibiri bigize ibice, ubwubatsi butera ibibazo, ubwoko bwinshi nabwo bukenera gushyushya ubushyuhe cyangwa gukiza imirasire, ibidukikije ni hejuru cyane, muri rusange bikenera ibikoresho byiza, ubuhanga bwo gushushanya.

(3) Irangi rya polyurethane

Ibikoresho bya polyurethane bigabanijwemo ibice bibiri bya polyurethane hamwe nigice kimwe cya polyurethane. Ibice bibiri bigize polyurethane bitwikiriye mubisanzwe bigizwe nibice bibiri: isocyanate prepolymer na hydroxyl resin. Hariho ubwoko bwinshi bwubwoko butandukanye, bushobora kugabanywa muri acrylic polyurethane, alkyd polyurethane, polyester polyurethane, polyether polyurethane, epoxy polyurethane nubundi bwoko ukurikije ibice bitandukanye birimo hydroxy. Mubisanzwe ufite imiterere yubukanishi, ibintu bikomeye cyane, ibintu byose byimikorere nibyiza, icyerekezo nyamukuru cyo gusaba ni irangi ryibiti, irangi ryo gusana amamodoka, irangi rirwanya ruswa, irangi hasi, irangi rya elegitoronike, irangi ryihariye nibindi. Ikibi nuko inzira yubwubatsi igoye, ibidukikije byubaka birasaba cyane, kandi firime yamabara iroroshye kubyara inenge. Igipande kimwe cya polyurethane ni cyane cyane amavuta ya ammonia ester, amavuta ya polyurethane yubushuhe, ibishishwa bya polyurethane bifunze hamwe nubundi bwoko, ubuso bwakoreshejwe ntabwo bugari nkibice bibiri, cyane cyane bikoreshwa mubitaka hasi, ibishishwa birwanya ruswa, ibipapuro byabanjirije ibishishwa, nibindi, imikorere rusange ntabwo ari nziza nkibice bibiri.

(4) Irangi rya Nitrocellulose

Lacquer nigiti gisanzwe kandi gitatse hamwe. Ibyiza nibyiza byo gushushanya, kubaka byoroshye, gukama byihuse, ntabwo bisabwa cyane kubidukikije byo gushushanya, hamwe nubukomezi bwiza nubucyo, ntabwo byoroshye kugaragara inenge ya firime, gusana byoroshye. Ikibi ni uko ibirimo bikomeye ari bike, kandi hakenewe inzira nyinshi zo kubaka kugirango tugere ku bisubizo byiza; Kuramba ntabwo ari byiza cyane, cyane cyane irangi rya nitrocellulose y'imbere, kugumana urumuri rwayo ntabwo ari byiza, gukoresha igihe gito bikunze kugaragara nko gutakaza urumuri, kumeneka, amabara n'ibindi bibi; Kurinda firime irangi ntabwo ari byiza, ntabwo irwanya ibishishwa kama, kurwanya ubushyuhe, kurwanya ruswa. Filime nyamukuru igizwe nibikoresho bya nitrocellurocelluene igizwe ahanini nubutaka bworoshye kandi bukomeye nka alkyd resin, rosin yahinduwe, resin ya acrylic na amino resin. Mubisanzwe, birakenewe kandi kongeramo dibutyl phthalate, dioctyl ester, okiside yamavuta ya castor hamwe nibindi bikoresho bya plastiki. Umuti wingenzi ni umusemburo wukuri nka esters, ketone na ethers ya alcool, gufatanya hamwe nka alcool, hamwe nindimi nka benzene. Ahanini ikoreshwa mugushushanya ibiti nibikoresho byo murugo, gushushanya urugo, gushushanya rusange, gushushanya ibyuma, gushushanya sima rusange nibindi.

(5) Irangi rya Epoxy

Irangi rya Epoxy ryerekeza ku mwenda urimo amatsinda menshi ya epoxy mu bigize irangi rya epoxy, ubusanzwe ni ibice bibiri bigize ibice bigizwe na epoxy resin hamwe na agent ikiza. Ibyiza ni ugukomera cyane kubikoresho bidakoreshwa nka sima nicyuma; Irangi ubwaryo ntirishobora kwangirika; Ibikoresho byiza bya mashini, kwambara birwanya, kurwanya ingaruka; Irashobora gukorwa muburyo budasanzwe cyangwa irangi rikomeye; Kurwanya ibishishwa kama, ubushyuhe namazi. Ikibi ni uko kurwanya ikirere atari byiza, imirasire yizuba igihe kirekire irashobora kugaragara nkifu ya powder, kuburyo ishobora gukoreshwa gusa primer cyangwa irangi ryimbere; Imitako idahwitse, kurabagirana ntibyoroshye kubungabunga; Ibisabwa mubidukikije byubatswe ni byinshi, kandi gukiza firime biratinda kubushyuhe buke, ingaruka rero ntabwo ari nziza. Ubwoko bwinshi busaba gukira ubushyuhe bwo hejuru, kandi ishoramari ryibikoresho byo gutwika ni rinini. Ahanini ikoreshwa mugutwikira hasi, primer yimodoka, kurinda ibyuma byangirika, kurinda imiti yangiza nibindi.

(6) Irangi

Irangi rya Amino rigizwe ahanini nibice bya amino resin hamwe na hydroxyl resin ibice. Usibye amarangi ya urea-formaldehyde resin (bakunze kwita irangi ryakize aside) kugirango irangi ryibiti, ubwoko nyamukuru bugomba gushyuha kugirango bukire, kandi ubushyuhe bwo gukiza buri hejuru ya 100 ° C, kandi igihe cyo gukira kirenze iminota 20. Filime yamabara yakize ifite imikorere myiza, ikomeye kandi yuzuye, irasa kandi nziza, ihamye kandi iramba, kandi ifite ingaruka nziza zo gushushanya no kurinda. Ikibi nuko ibisabwa mubikoresho byo gusiga irangi ari byinshi, gukoresha ingufu ni byinshi, kandi ntibikwiye kubyara umusaruro muto. Ahanini ikoreshwa mugushushanya amamodoka, gusiga ibikoresho, gushushanya ibikoresho byo murugo, gushushanya ubwoko bwose bwicyuma hejuru, ibikoresho nibikoresho byo mu nganda.

(7) Acide ikiza

Ibyiza byo gutwika acide ni firime ikomeye, gukorera mu mucyo, kurwanya umuhondo mwiza, kurwanya ubushyuhe bwinshi, kurwanya amazi no kurwanya ubukonje. Ariko, kubera ko irangi ririmo fordehide yubusa, kwangirika kumubiri kubakozi bakora mubwubatsi birakomeye, ibigo byinshi ntibigikoresha ibicuruzwa nkibi.

(8) Irangi rya polyester ridahagije

Irangi rya polyester ridahagije rigabanijwemo ibyiciro bibiri: umuyaga wumuyaga wumuyaga wuzuye wa polyester hamwe no gukiza imirasire (gukiza urumuri) polyester idahagije, ni ubwoko bwimyenda yateye imbere vuba aha.

(9) UV-ishobora gukira

Ibyiza bya UV-ishobora gukira ni bumwe mu bwoko bwamabara yangiza ibidukikije muri iki gihe, hamwe nibintu bikomeye, bikomeye, gukorera mu mucyo, kurwanya umuhondo mwiza, igihe kirekire cyo gukora, gukora neza hamwe nigiciro gito cyo gushushanya. Ikibi ni uko bisaba ishoramari ryibikoresho binini, hagomba kubaho umubare uhagije wo gutanga kugirango uhuze ibikenewe mu musaruro, umusaruro uhoraho urashobora kwerekana imikorere yacyo no kugenzura ibiciro, kandi ingaruka zo gusiga irangi ni mbi cyane ugereranije n’ibicuruzwa bya PU byo hejuru.

(10) Andi marangi asanzwe
Usibye ubwoko icyenda busanzwe bwo gusiga amarangi, hariho amarangi asanzwe adashyizwe mubikorwa neza. Kurugero, irangi risanzwe, rikozwe mubisigazwa bisanzwe nkibikoresho fatizo, kurengera ibidukikije, bidafite uburozi, uburyohe, birwanya kwambara kandi birwanya amazi, bikwiriye urugo, ishuri, ibitaro n’ahandi hantu h’ibicuruzwa by’ibiti, ibicuruzwa by'imigano n'ibindi bishushanyo mbonera. Irangi rivanze ni irangi rishingiye ku mavuta, umuvuduko wo gukama, gutwikisha neza kandi byoroshye, kurwanya amazi meza, byoroshye koza, bikwiriye urugo, biro ndetse n’ahandi hantu h'imbere nko ku nkuta, ku gisenge no ku bindi bishushanyo mbonera, bishobora no gukoreshwa mu byuma, ibiti ndetse no gusiga irangi hejuru. Irangi rya farashi ni igipfundikizo cya polymer, urumuri rwiza, kwambara no kurwanya ruswa, gufatana gukomeye, kugabanijwemo amoko abiri ashingiye kumazi kandi ashingiye kumazi, akoreshwa cyane murugo, ishuri, ibitaro nahandi hantu h'imbere h'urukuta, hasi nubundi buryo bwo gushushanya hejuru.

3, gukoresha ubwoko butandukanye bwo gusiga irangi

(1) Varnish

Varnish, izwi kandi nk'amazi atandukanye, ni irangi ryeruye ridafite pigment. Ikintu nyamukuru kiranga ni umucyo mwinshi, ushobora gukora ubuso bwibiti, ibikoresho byo mu nzu nibindi bintu byerekana imiterere yumwimerere, bikazamura cyane urwego rwimitako. Muri icyo gihe, langi idafite ibintu byuburozi bihindagurika kandi irashobora gukoreshwa ako kanya nyuma yo gukama udategereje ko uburyohe bwashira. Byongeye kandi, kuringaniza langi nibyiza, kabone niyo haba amarira yo gusiga irangi mugihe ushushanyije, iyo yongeye gushushanya, bizashonga hiyongereyeho irangi rishya, kugirango irangi ryoroshye kandi ryoroshye. Byongeye kandi, larnish ifite ingaruka nziza zo kurwanya ultraviolet, ishobora kurinda inkwi zitwikiriwe na varish igihe kirekire, ariko urumuri ultraviolet narwo ruzakora ibara ryumuhondo risobanutse. Nyamara, ubukana bwa varish ntabwo buri hejuru, biroroshye kubyara ibishushanyo bigaragara, kutarwanya ubushyuhe, kandi biroroshye kwangiza firime yamabara ushushe.

Varnish ikwiranye cyane cyane nimbaho, ibikoresho byo murugo hamwe nandi mashusho, irashobora kugira uruhare mukurinda ubushuhe, kutirinda kwambara no kwirinda inyenzi, byombi birinda ibikoresho kandi byongeramo ibara.

(2) Sukura amavuta

Amavuta meza, azwi kandi nk'amavuta yatetse, amavuta yo gusiga irangi, ni imwe muri lacques z'ibanze zo gushushanya inzugi na Windows, amajipo y'urukuta, ubushyuhe, ibikoresho byo mu nzu n'ibindi mu gushariza urugo. Ikoreshwa cyane mubikoresho byo mubiti, nibindi, bishobora kurinda ibyo bintu, kuko amavuta asobanutse ni irangi ryeruye ridafite pigment, rishobora kurinda ibintu ingaruka ziterwa nubushuhe kandi ntibyoroshye kubyangiza.

(3) Enamel

Emamel ikozwe muri langi nkibikoresho fatizo, ikongeramo pigment no gusya, kandi igifuniko ni ibara rya magneto-optique na firime ikomeye nyuma yo gukama. Enamel ya fenolike na alkyd enamel ikoreshwa cyane, ikwiranye nicyuma cyerekana mesh. Enamel ifite ibiranga kwifata cyane hamwe no kurwanya ruswa, ikunze gukoreshwa muburyo bw'ibyuma birwanya ruswa, ubushyuhe butose, ibidukikije byo mu mazi hejuru y’ikoti, ibyuma bya galvanised, ibyuma bidafite ingese, primer y'urukuta rwo hanze, nibindi.

Kurugero, kubijyanye nubwubatsi, enamel ni irangi ryibice bibiri, kubaka mubushyuhe bwicyumba, munsi ya 5 ° C ntibigomba kubakwa, hamwe nicyiciro cyo gukura nigihe cyo gusaba. Muburyo bwo kumisha, enamel ni ibice bibiri bigize guhuza gukiza, ntishobora gukoresha ingano yumuti ukiza kugirango ihindure umuvuduko wumye, irashobora gukoreshwa mubidukikije munsi ya 150 ℃. Emamel irashobora kandi gukoreshwa mubwinshi bwa firime, kandi buri gipfundikizo ni spray idafite umwuka, kugeza kuri 1000 mm. Kandi enamel irashobora guhuzwa irangi rya reberi ya chlorine, irangi rya acrylic polyurethane, irangi rya alifatique polyurethane, irangi rya fluorocarubone kugirango ikore neza anticorrosive. Kurwanya kwangirika kwa alkali, kurwanya umunyu utera ruswa, kurwanya ibishishwa, ubushuhe nubushyuhe, ariko guhangana nikirere kibi, mubisanzwe nkibikoresho bya primer cyangwa murugo, ibikoresho byo munsi hamwe n irangi. Gufatisha enamel kubutare bwa ferrous, ibyuma bidafite fer, ibyuma bya galvanis ni byiza cyane, birashobora gukoreshwa muburyo bwibyuma, ibyuma byuma, ibyuma byikirahure nibindi bitwikiriye. Imitako ya Enamel ni rusange, cyane cyane resin ya alkyd, ifite urumuri rwiza, kurwanya ikirere, kurwanya amazi, gukomera cyane, birashobora kwihanganira impinduka zikomeye z’ikirere. Byakoreshejwe cyane, harimo ibyuma, ibiti, ubwoko bwose bwibikoresho bya mashini hamwe nubwato bwibikoresho byamazi.

(4) Irangi ryijimye

Irangi ryijimye nanone ryitwa amavuta yo kuyobora. Ikozwe muri pigment hamwe namavuta yumye avanze nubutaka, bigomba kongeramo amavuta y amafi, solvent hamwe nandi mavuta mbere yo kuyakoresha. Ubu bwoko bw'irangi bufite firime yoroshye, ifata neza irangi ryo hejuru, imbaraga zikomeye zo guhisha, kandi nicyiciro cyo hasi cyamabara ashingiye kumavuta. Irangi ryijimye rirakwiriye kurangiza imirimo yo kubaka cyangwa guhuza imiyoboro y'amazi hamwe nibisabwa bike. Byakoreshejwe cyane nkibishingiro byibiti, birashobora kandi gukoreshwa muguhindura ibara ryamavuta na putty.

(5) Kuvanga irangi

Irangi rivanze, rizwi kandi nk'irangi rivanze, ni ubwoko bukoreshwa cyane mu gusiga irangi kandi ni icyiciro cy'irangi. Igizwe ahanini no kumisha amavuta hamwe na pigment nkibikoresho fatizo fatizo, bityo yitwa irangi rishingiye kumavuta. Irangi rivanze rifite ibiranga firime nziza, yoroshye, yoroshye kandi ikomeye, isa na ceramic cyangwa emamel mubigaragara, ibara ryiza hamwe no gufatana gukomeye. Kugirango uhuze ibikenewe bitandukanye, ibintu bitandukanye byo guhuza ibintu bishobora kongerwaho irangi rivanze, kugirango bitange igice cya luminous cyangwa matte.

Irangi rivanze rikwiranye nicyuma cyo hanze no hanze, ibiti, urukuta rwa silicon. Mu gushushanya imbere, irangi rivanze rya magneti rirakunzwe cyane kubera ingaruka nziza zo gushushanya, firime ikomeye yo gusiga amarangi hamwe nibiranga neza kandi byoroshye, ariko guhangana nikirere ntabwo ari munsi y'amavuta avanze. Ukurikije ibisigazwa nyamukuru bikoreshwa mu irangi, irangi rivanze rishobora kugabanywamo amarangi avanze na calcium ya calcium, ester glue ivanze irangi, irangi rivanze na fenolike, nibindi.

(6) irangi rirwanya ingese

Irangi rirwanya ingese zirimo zinc umuhondo, icyuma gitukura epoxy primer, firime irangi irakomeye kandi iramba, ifatanye neza. Niba ikoreshejwe na vinyl fosifate primer, irashobora kunoza ubushyuhe, kurwanya spray yumunyu, kandi ikwiranye nibikoresho byuma mubice byinyanja hamwe nubushyuhe bushyushye. Irangi rirwanya ingese rikoreshwa cyane cyane mu kurinda ibikoresho byuma, kwirinda ingese, no kwemeza imbaraga nubuzima bwibikoresho byibyuma.

(7) Ibinure bya alcool, irangi rya aside

Ibinure bya alcool, amarangi ya alkyd akoresha ibishishwa kama nka turpentine, amazi ya pinusi, lisansi, acetone, ether nibindi bihumura nabi. Hagomba kwitabwaho cyane cyane guhitamo ibicuruzwa byujuje ubuziranenge mugihe ukoresheje, kuko ubu bwoko bwirangi bushobora kuba burimo ibintu bimwe na bimwe byangiza ubuzima bwabantu. Nyuma yo kuyikoresha, guhumeka mugihe kirashobora kugenzurwa kugirango bigabanye ingaruka zumubiri wumuntu. Ubu bwoko bw'irangi busanzwe bubereye amashusho amwe adakenera ingaruka nziza zo gushushanya, ariko akeneye kurindwa.

Ibyacu

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