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Ukutya Okumnandi Kwe-Xiaoshu Ukutya Okumnandi Okuhlaziyayo Ukunqoba Ubushushu
I-Xiaoshu, igama le-11 lelanga kwikhalenda yenyanga yaseTshayina, ayilosuku nje olukwikhalenda—lubizo lokupheka olucacileyo lokwamkela iincasa zasehlotyeni! Njengoko amaqondo obushushu enyuka, izihlunu zethu zokungcamla ngokwemvelo zifuna ukutya okukhaphukhaphu nokupholileyo, kwaye i-Xiaoshu inika ithuba elifanelekileyo lokuzonwabisa ...Funda ngokugqithisileyo -
IiCorncobs Zizixhobo Ezixabisekileyo Ezisetyenziswa Kwihlabathi Lonke
Iinkozo zengqolowa zenziwe njengenkxaso yesakhiwo seenkozo zengqolowa ngexesha lokukhula kwesityalo sombona. Zenziwe yi-cellulose, i-hemicellulose, kunye ne-lignin, kunye neeproteni ezithile, iiminerali, kunye namafutha amancinci. Ezi zinto zinika iinkozo zengqolowa iimpawu ezizodwa zomzimba nezekhemikhali...Funda ngokugqithisileyo -
Ukutyhila Ilitye Eliyimfihlakalo Lentaba-mlilo Imimangaliso Yalo Efihliweyo
Imvelaphi yelitye lentaba-mlilo iyamangalisa kakhulu. Ivela kwizinto zendalo ezinamandla kakhulu eMhlabeni - ukuqhuma kwentaba-mlilo. Xa intaba-mlilo iqhuma, i-magma iphuma nzulu eMhlabeni, iqhuma kuqweqwe ngamandla amangalisayo. Njengoko i-magma idibana ne-co...Funda ngokugqithisileyo -
Umgubo woMhlaba weDiatomaceous Uphucula Uzinzo kunye Nokusebenza Kakuhle Ngesakhiwo Sawo Esikhethekileyo seMicroscopic kunye Nezicelo Ezahlukeneyo
Umgubo womhlaba we-diatomaceous yinto emangalisayo ephuma kwiintsalela ze-diatoms ezifakwe kwi-fossilized, eziyi-algae ene-single-celled. Ezi diatoms zakhula emanzini afana neelwandle, amachibi, kunye nemilambo kwiminyaka eyi-2000 eyadlulayo. Njengoko zafa, iindonga zazo zeseli ezityebileyo ze-silica zaqokelelana...Funda ngokugqithisileyo -
Uhambo lwe-Starry Nights lukaHuabang lokuThuthwa kweMineral eZibukweni luchaza indlela yethu
Iinkwenkwezi azibabuzi abo baqhubeka ubusuku bonke, kwaye ixesha lihlala libavuza abo ngokuzinikela okungagungqiyo. Kwizibuko elixakekileyo, iShijiazhuang Huabang Mineral Products Co., Ltd. ibonakalisa umbono oqaqambileyo wokuzimisela kunye nenkqubela phambili. Iinqanawa ezinkulu zempahla, ezithwele umgangatho ophezulu...Funda ngokugqithisileyo -
Umgubo we-aluminium silicate wokwakha iingubo, iimveliso zeplastiki zorhwebo lwe-inki, izongezo zerabha
Umgubo we-aluminium silicate owenziweyo wenziwa ngeenkqubo zeekhemikhali. Umzekelo, indlela ye-sol-gel ibandakanya ukusabela kwiityuwa ze-aluminium (umz., i-aluminium nitrate) kunye nee-precursors eziqulethe i-silicon (ezifana ne-tetraethyl orthosilicate) kwisisombululo samanzi. Le mpendulo i...Funda ngokugqithisileyo -
Amaqhekeza erabha amnyama athengiswayo kunye nomgubo werabha wezinto zokwakha kunye nokubekwa kwendlela
Iinxalenye zerabha zinokufunyanwa kwimithombo emibini ephambili: irabha yendalo kunye nerabha yokwenziwa. Iinxalenye zerabha yendalo zifumaneka ikakhulu kwi-latex yomthi weHevea brasiliensis, ovela eBrazil kodwa ngoku utyalwa kakhulu kumazwe akuMzantsi-mpuma weAsia afana neMalaysia neIndonesia. Xa...Funda ngokugqithisileyo -
Isanti enemibala yokuhombisa i-aquarium izixhobo zokwakha ukuhombisa udonga lwendlela
Isanti enemibala ibhekisa kumasuntswana esanti adaywe okanye avela ngokwendalo kwiimibala eyahlukeneyo. Ingafunyanwa kwiiminerali zendalo okanye iveliswe ngokwendalo, nganye ineempawu kunye nokusetyenziswa kwayo. Isanti enemibala yendalo idla ngokuvela kwiiminerali ezifana ne-quartz, i-feldspa...Funda ngokugqithisileyo -
I-Chrome emthubi yeempawu zendlela imboni yepeyinti yezinto zokwakha imboni yezithuthi
I-Chrome yellow, eyaziwa ngamakhemikhali njenge-lead chromate (PbCrO₄), yipigment eqaqambileyo neqaqambileyo edume ngokwembali ngombala wayo oqaqambileyo. Yaqala ukwenziwa ngo-1809 yingcali yemichiza yaseFransi uLouis Nicolas Vauquelin, yakhawuleza yathandwa njengendlela engabizi kakhulu endaweni yeehagu zemveli ezityheli...Funda ngokugqithisileyo -
I-Cellulose yoshishino lokwenza amaphepha izinto zelaphu ishishini lokuqina kweplastiki
I-Cellulose, i-polysaccharide eyenziwe zii-monomers zeglucose ezidityaniswe zii-β-1,4-glycosidic bonds, yeyona polymer yendalo ininzi kakhulu eMhlabeni. Ifumaneka ikakhulu kwiindonga zeeseli zezityalo, inika ubulukhuni besakhiwo, ivumela imithi ukuba ifikelele kubude obukhulu kunye namagqabi ukugcina imo yawo.Funda ngokugqithisileyo -
Umgubo weWollastonite woshishino lokwenza iphepha leethayile zeseramikhi kushishino lweemveliso zerabha zeplastiki iintonga zokuwelda
Umgubo weWollastonite, iminerali ye-calcium metasilicate, unika iipropati ezikhethekileyo ezifana nomlinganiselo ophezulu wobuso, ukufunxwa komswakama okuphantsi, kunye nozinzo oluhle kakhulu lweekhemikhali, nto leyo eyenza ukuba ube sisongezelelo esibalulekileyo kumashishini amaninzi. Kwishishini lokwakha, umgubo weWollastonite uphucula kakhulu ...Funda ngokugqithisileyo -
Kwabo Bafuna Ukuya Encotsheni Yentaba: Ukuphepha Ubuhle Bendawo Engasecaleni Kwentaba
Kwabo banqwenela ngokwenene ukufikelela encotsheni yentaba, uhambo alupheleli nje ekunyukeni—luyimbonakaliso yenjongo, ukwala ukuvalelwa yingcamango yokuba “kulungile ngokwaneleyo.” Imbonakalo esecaleni kwentaba inokukhazimla ngobuhle bexesha elifutshane: amathafa akhululekileyo entaba...Funda ngokugqithisileyo
