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Ibikoresho bya Polyester
Polyester ni ubwoko bwa polimeri bukubiyemo itsinda ry’imikorere ya ester muri buri gice gisubiramo cy’urunigi rwabo rw’ingenzi. Nk’ikintu cyihariye, akenshi yerekeza ku bwoko bwitwa polyethylene terephthalate (PET). Polyester zirimo imiti isanzwe, nko mu bimera no mu dukoko,...Soma byinshi -
Ibintu by'ibanze ku mutaka
Umutaka cyangwa parasol ni ihema ripfunyika rishyigikiwe n'imbavu z'ibiti cyangwa ibyuma akenshi rishyirwa ku giti, icyuma, cyangwa plastike. Rigenewe kurinda umuntu imvura cyangwa izuba. Ijambo umutaka rikoreshwa mu buryo busanzwe iyo umuntu yirinda imvura, hamwe n'umutaka ukoreshwa iyo ...Soma byinshi -
Amajonjora yo guhatanira itike yo gukina igikombe cy'isi cya FIFA cya 2022
Amashyirahamwe atandatu ya FIFA ku mugabane yateguye amarushanwa yayo bwite yo gushaka itike. Amashyirahamwe yose 211 y’abanyamuryango ba FIFA yari yemerewe kwinjira mu marushanwa. Ikipe y’igihugu ya Qatar, nk’iyakiriye imikino, yihutiye kwitabira irushanwa. Ariko, ishyirahamwe ry’umupira w’amaguru muri Aziya (AFC) ryategetse Q...Soma byinshi -
Amateka ya FIFA
Kuba hakenewe urwego rumwe rushinzwe kugenzura umupira w'amaguru byagaragaye mu ntangiriro z'ikinyejana cya 20, aho imikino mpuzamahanga yagendaga irushaho gukundwa. Ishyirahamwe mpuzamahanga ry'umupira w'amaguru (FIFA) ryashinzwe inyuma y'icyicaro gikuru cya Union des Sociée...Soma byinshi -
Pongee ni iki?
Pongee ni ubwoko bw'imyenda iboshywe mu buryo bwa slub, ikorwa no kuboha hakoreshejwe ubudodo bwakozwe hakoreshejwe uburyo butandukanye bwo gupfunyika kw'ubudodo mu bihe bitandukanye. Pongee isanzwe ikorwa mu hariri, kandi igatuma isa n'iy'ubwoko butandukanye, "iy'ubudodo"; ubudodo bwa pongee buva ku kugaragara nk'...Soma byinshi -
Umubare w'imikufi y'umutaka
Umubare w'imikufi y'umutaka Imikufi itandukanye cyane mu mubare w'imikufi bitewe n'imiterere yayo. Muri rusange, hakurikijwe umubare w'imikufi, isoko ry'imikufi rigabanyijemo ibyiciro bine by'ingenzi: umutaka ugororotse (umwe ukubye), umutaka ubiri ukubye, umutaka utatu ukubye, itanu ...Soma byinshi -
Inkomoko y'ikoti ry'imvura
Mu 1747, injeniyeri w’Umufaransa François Freneau yakoze ikoti ry’imvura rya mbere ku isi. Yakoresheje ikoti rya latex ryakuwe mu mbaho za kabuti, maze ashyiramo inkweto n’amakoti mu gitambaro muri iki gikoresho cya latex kugira ngo gikoreshwe mu kwibiza no gusiga, hanyuma gishobora kugira uruhare rudapfa amazi. Mu ruganda rwa kabuti muri Ecosse, mu Bwongereza, ...Soma byinshi -
Inkomoko y'urumuri rwa Jack-o'-lantern
Igipupe ni ikimenyetso cy'ingenzi cya Halloween, kandi ibipupe ni umuhondo, bityo umuhondo wabaye ibara gakondo rya Halloween. Gushushanya amatara y'ibipupe mu bipupe nabyo ni umuco wa Halloween amateka yayo ashobora guturuka muri Irilande ya kera. Inkuru ivuga ko umugabo witwaga Jack yari afite umujinya mwinshi...Soma byinshi -
Ubuvumbuzi bw'umutuku
Inkuru ivuga ko Yun, umugore wa Lu Ban, yari n'umunyabukorikori w'umuhanga mu Bushinwa bwa kera. Ni we wavumbuye umutaka, kandi umutaka wa mbere wahawe umugabo we ngo awukoreshe ubwo yajyaga kubaka amazu y'abantu. Ijambo "umutaka" ryari rimaze igihe kinini rihari, bityo ...Soma byinshi -
Umusaraba wo gusubira inyuma
Umutaka wo mu gitereko (Reverse Umbrella) Umutaka wo mu gitereko (reverse umbrella), ushobora gufungwa mu cyerekezo gitandukanye, wavumbuwe n'umuvumbuzi w'Umwongereza w'imyaka 61 witwa Jenan Kazim, kandi ugafungura ukanafunga mu cyerekezo gitandukanye, bigatuma amazi y'imvura ava mu mutaka. Umutaka wo mu gitereko (reverse umbrella) nawo...Soma byinshi -
Iminsi mikuru y'igihugu
Umunsi w'Igihugu w'Ubushinwa, ni umunsi mukuru rusange mu Bushinwa wizihizwa buri mwaka ku ya 1 Ukwakira nk'umunsi w'Igihugu w'Ubushinwa, wibukwa itangazo ryemewe ry'ishyirwaho rya Repubulika y'Abaturage b'Ubushinwa ku ya 1 Ukwakira 1949. Nubwo wizihizwa ku ya 1 Ukwakira, ...Soma byinshi -
Umutaka w'ikirere cyose
Umutaka urinda izuba mu bihe byose. Hari umutaka ukunda kwisiga, nubwo waba ufite imvura cyangwa izuba. None se hari ikibi kiri mu gukoresha umutaka ukunda izuba mu bihe byose? Muri rusange ntabwo ari byo. Urufunguzo rwo kurinda imirasire y'izuba ruterwa n'uko umwenda w'umutaka uvurwa na UV. UV irinda...Soma byinshi
