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Ubuchwepheshe bokubulala amagciwane obusebenzisa ukushisa Ngaphambili bokubulala amagciwane ekudleni okusemathinini, ubuchwepheshe bokubulala amagciwane obusebenzisa ukushisa bunezindlela eziningi zokusebenza. Ukusetshenziswa kobuchwepheshe bokubulala amagciwane obusebenzisa ukushisa kungabulala ngempumelelo ama-microorganisms, kodwa le ndlela yobuchwepheshe ingabhubhisa kalula okunye ukudla okusemathinini oku ...Funda kabanzi»
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Enkambisweni yokubulala amagciwane okushisa okuphezulu, imikhiqizo yethu ngezinye izikhathi ihlangabezana nezinkinga ngamathangi okunweba noma izivalo zamadrama. Isizathu salezi zinkinga sibangelwa kakhulu yizimo ezilandelayo: Esokuqala ukwanda okubonakalayo kwethini, ikakhulukazi ngoba...Funda kabanzi»
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Ngaphambi kokwenza ngokwezifiso impendulo, ngokuvamile kuyadingeka ukuqonda izakhiwo zomkhiqizo wakho kanye nemininingwane yokupakisha. Isibonelo, imikhiqizo yephalishi yelayisi idinga impendulo ejikelezayo ukuqinisekisa ukufana kokushisa kwezinto eziqinile. Imikhiqizo yenyama epakishiwe isebenzisa impendulo yokufutha ngamanzi. Pro...Funda kabanzi»
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Kubhekisela ezingeni lapho umfutho womoya ebhodweni uphansi khona kunomfutho womoya. Ukuze kuvinjelwe ukuthi amabhodwe angakhuli ngenxa yokwanda komoya ebhodweni ngesikhathi senqubo yokubulala amagciwane okushisa okuphezulu, kanye nokuvimbela amabhaktheriya e-aerobic, kudingeka ukuhlanza nge-vacuum ngaphambi...Funda kabanzi»
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Ukudla okusemathinini okune-asidi ephansi kubhekisela ekudleni okusemathinini okunenani le-PH elingaphezu kuka-4.6 kanye nomsebenzi wamanzi ongaphezu kuka-0.85 ngemva kokuba okuqukethwe kufinyelele ekulinganeni. Imikhiqizo enjalo kumele ihlanzwe ngendlela enenani lokuhlanza elingaphezu kuka-4.0, njengokuhlanza okushisa, izinga lokushisa ngokuvamile li...Funda kabanzi»
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Ikomidi Elingaphansi Kwemikhiqizo Yezithelo Nemifino leKhomishini ye-Codex Alimentarius (CAC) linesibopho sokwakhiwa nokubuyekezwa kwezindinganiso zomhlaba wonke zezithelo nemifino ekheniwe ensimini ekheniwe; Ikomidi Elingaphansi Kwemikhiqizo Yezinhlanzi Nezinhlanzi linesibopho sokwakhiwa...Funda kabanzi»
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I-International Organisation for Standardization (ISO) iyi-ejensi ekhethekile yokumisa ejwayelekile enkulu kunazo zonke emhlabeni futhi iyinhlangano ebaluleke kakhulu emkhakheni wokumisa ejwayelekile kwamazwe ngamazwe. Umgomo we-ISO ukukhuthaza ukumisa ejwayelekile nemisebenzi ehlobene nayo ku ...Funda kabanzi»
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I-US Food and Drug Administration (FDA) inesibopho sokwakha, ukukhipha nokuvuselela imithethonqubo yobuchwepheshe ehlobene nekhwalithi nokuphepha kokudla okusemathinini e-United States. I-United States Federal Regulations 21CFR Part 113 ilawula ukucutshungulwa kokudla okusemathinini okune-asidi ephansi...Funda kabanzi»
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Izidingo eziyisisekelo zokudla okusemathinini kwezitsha yilezi ezilandelayo: (1) Akunabo ubuthi: Njengoba isitsha esisemathinini sithintana ngqo nokudla, kumele singabi nobuthi ukuqinisekisa ukuphepha kokudla. Izitsha ezisemathinini kufanele zihambisane nezindinganiso kazwelonke zokuhlanzeka noma amazinga okuphepha. (2) Ukuvala kahle: Okuncane...Funda kabanzi»
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Ucwaningo lokudla okusemathinini okuthambile luholwa yi-United States, kusukela ngo-1940. Ngo-1956, uNelson noSeinberg base-Illinois bazama ukuzama amafilimu amaningana okuhlanganisa nefilimu ye-polyester. Kusukela ngo-1958, i-US Army Natick Institute kanye ne-SWIFT Institute baqale ukutadisha ukudla okusemathinini okuthambile...Funda kabanzi»
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Ukupakishwa okuguquguqukayo kokudla okusemathinini kufanele kubizwa ngokuthi ukupakishwa okuguquguqukayo okunezithiyo eziphakeme, okungukuthi, nge-aluminium foil, ama-aluminium noma ama-alloy flakes, i-ethylene vinyl alcohol copolymer (EVOH), i-polyvinylidene chloride (PVDC), i-oxide-coated (SiO noma i-Al2O3) acrylic resin layer noma izinto ze-Nano-inorganic...Funda kabanzi»
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"Leli thini selikhiqizwe isikhathi esingaphezu konyaka, kungani lisasebenza eshalofini? Ingabe lisadliwa? Ingabe kunezilondolozi eziningi kulo? Ingabe leli thini liphephile?" Abathengi abaningi bazokhathazeka ngokugcinwa kwesikhathi eside. Imibuzo efanayo iphakama ekudleni okusemathinini, kodwa empeleni...Funda kabanzi»