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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 -
Itandukaniro riri hagati y'umutaka upfunyika 5 n'umutaka upfunyika 3
Parasol zikunze kugaragara cyane mu mpeshyi. Muri icyo gihe twese tuzi ko hari itandukaniro hagati y'imitaka 3 ipfunyika n'imitaka 5 ipfunyika. 1. Umubare w'imitaka uratandukanye: umutaka upfunyika gatatu ushobora gupfunyika gatatu, naho umutaka upfunyika gatanu ushobora gupfunyika gatanu....Soma byinshi -
Iserukiramuco ryo hagati mu gihe cy'impeshyi
Iserukiramuco ryo hagati mu mpeshyi ryatangiye mu bihe bya kera, ryakunzwe cyane mu ngoma ya Han, rigashyirwa mu bikorwa mu ngoma ya Tang. Iserukiramuco ryo hagati mu mpeshyi ni uguhuza imigenzo y'ibihe by'umuhindo, irimo ibintu by'umuhango by'ibirori, ahanini bifite inkomoko ya kera. Nk'imwe mu ngingo z'ingenzi...Soma byinshi -
Ese wabonye imitaka ihindura ibara?
Umutaka ni igikoresho dukoresha cyane, cyane cyane mu minsi y'imvura. Hamwe n'iterambere rya siyansi n'ikoranabuhanga, hari imiterere mishya myinshi y'umutaka muri iki gihe. Ukoresha amabara yihariye mu gutegura ishusho. Iyo imvura iguye, igihe cyose yandujwe n'amazi, umutaka...Soma byinshi -
Amasamburo 5 ashyushye cyane yo ku mucanga yo mu 2022
Akamaro gakomeye k'umutaka wo ku mucanga ni ukwirinda izuba. Umutaka wo ku mucanga ukoreshwa cyane cyane mu minsi y'izuba, ibi byavuzwe haruguru bitwikiriwe n'ibikoresho byinshi byo kurinda izuba, UV igira ingaruka nziza zo kugarura urumuri. Ikoreshwa ku mucanga cyangwa hanze. Kubera ko nta bwihisho buri ku mucanga, abantu...Soma byinshi -
Uburyo bwo guhitamo umukandara mwiza ku mwana wawe
Iyo imvura itangiye kugwa hanze umwana wawe agashaka gusohoka akajya gukina, uzishimira kugira umutaka. Ushobora no kuba washishikajwe no kumujyana hanze munsi y'ikirere gifunguye kugira ngo mwishimire umwuka mwiza n'izuba hamwe. Ariko niba utazi neza ubwoko bwiza ku mwana wawe, ...Soma byinshi -
Amasasu meza yo kuguma yumye mu buryo bwiza
Ikomeye cyane ifite sisitemu y'icyuma cyo mu rwego rwo hejuru, ikirahure cya fibre, aloyide ya zinc, na aluminiyumu, ishobora kwihanganira no kwihanganira imvura nyinshi cyane. Byongeye kandi, ifite uburyo bwo kuyifungura, bityo uko waba umeze kose, ...Soma byinshi -
UMBURELA Z'UMUNSI W'ABAKUNDANA
Umunsi w'abakundana ugiye kongera kuza, ese uracyahangayikishijwe n'impano y'umunsi w'abakundana, dore amwe mu mapasi y'impano ushobora gukoresha: 1. Ipasi y'umukandara ukundwa cyane ku mukunzi wawe cyangwa umukunzi wawe ★Umukandara...Soma byinshi -
Amasambu y'ibigo
Amasambu y'ibigo ni amahitamo meza ku bigo bishaka guha abakiriya babo, abakozi cyangwa gukoresha mu guherekeza abashyitsi mu nama cyangwa mu nama. Amasambu y'ibigo azaba ari imwe muri modeli eshatu z'amasambu yahinduweho amabara n'ikirango cy'ibigo...Soma byinshi
