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Tekinoroji yekubvisa tsvina panguva yekupisa. Yaimboshandiswa pakubvisa tsvina panguva yekupisa chikafu, tekinoroji yekubvisa tsvina panguva yekupisa ine mashandisirwo akasiyana-siyana. Kushandiswa kwetekinoroji yekubvisa tsvina panguva yekupisa kunogona kuuraya tupukanana, asi nzira iyi yehunyanzvi inogona kuparadza zviri nyore zvimwe zvekudya zvemumagaba izvo ...Verenga zvakawanda»
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Mukati mekupisa kwakanyanya, zvigadzirwa zvedu dzimwe nguva zvinosangana nematambudziko nematangi ekuwedzera kana madhiramu. Chikonzero chematambudziko aya chinonyanya kukonzerwa nemamiriro ezvinhu anotevera: Chekutanga ndiko kukura kwegaba, kunyanya nekuti ca...Verenga zvakawanda»
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Usati wagadzirisa mhinduro, zvinowanzo fanirwa kunzwisisa hunhu hwechigadzirwa chako uye marongero azvo. Semuenzaniso, zvigadzirwa zvemupunga zvinoda mhinduro inotenderera kuti ive nechokwadi chekuti zvinhu zvinopisa zvakafanana. Zvigadzirwa zvenyama zvakaputirwa zvinoshandisa mhinduro yemvura inopfapfaidzwa. Pro...Verenga zvakawanda»
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Zvinoreva kuti kumanikidzwa kwemhepo mugaba kwakaderera sei pane kumanikidzwa kwemhepo. Kuti magaba asakure nekuda kwekuwedzera kwemhepo iri mugaba panguva yekuvhiyiwa kwekuvhiyiwa, uye kudzivirira mabhakitiriya e aerobic, kuvhiyiwa kwevacuum kunodiwa usati wa...Verenga zvakawanda»
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Chikafu chemumagaba chine acid shoma chinoreva chikafu chemumagaba chine pH inopfuura 4.6 uye kushanda kwemvura inopfuura 0.85 mushure mekunge huwandu hwacho hwasvika pakuenzana. Zvigadzirwa zvakadaro zvinofanirwa kucheneswa nenzira ine sterilization inopfuura 4.0, senge thermal sterilization, tembiricha inowanzo shandiswa...Verenga zvakawanda»
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Komiti diki yeZvigadzirwa zveMichero neMiriwo yeCodex Alimentarius Commission (CAC) ine basa rekugadzira nekugadzirisa mitemo yepasi rose yemichero nemiriwo zviri mumagaba; Komiti diki yeZvigadzirwa zveHove neMiriwo ine basa rekugadzira...Verenga zvakawanda»
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Sangano reInternational Organisation for Standardization (ISO) ndiro sangano guru pasi rose rinoshanda pakugadzirisa mitemo isiri yehurumende uye isangano rakakosha zvikuru munyaya dzekugadzirisa mitemo yepasi rose. Chinangwa cheISO ndechekusimudzira kugadzirisa mitemo nezvimwe zviitiko zvine chekuita nayo pa ...Verenga zvakawanda»
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Sangano reUS Food and Drug Administration (FDA) rine basa rekugadzira, kuburitsa nekuvandudza mitemo yehunyanzvi ine chekuita nemhando uye kuchengetedzeka kwechikafu chemumagaba muUnited States. Mitemo yeUnited States Federal Regulations 21CFR Chikamu 113 inotonga kugadziriswa kwechikafu chemumagaba chine acid shoma...Verenga zvakawanda»
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Zvinodiwa zvekutanga zvekudya zvemumagaba zvemidziyo ndeizvi: (1) Hazvina chepfu: Sezvo mudziyo wemumagaba uchisangana nechikafu zvakananga, unofanira kunge usina chepfu kuti uve nechokwadi chekuti chikafu chakachengeteka. Midziyo yemumagaba inofanira kutevedzera mitemo yenyika yehutsanana kana mitemo yekuchengetedza. (2) Kuvhara zvakanaka: Micro...Verenga zvakawanda»
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Tsvakurudzo yezvikafu zvakapfava zviri mumagaba inotungamirwa neUnited States, kutanga muna 1940. Muna 1956, Nelson naSeinberg vekuIllinois vakaedzwa kuyedza mafirimu akati wandei anosanganisira firimu repolyester. Kubva muna 1958, US Army Natick Institute neSWIFT Institute vakatanga kudzidza nezvechikafu chakapfava chiri mumagaba...Verenga zvakawanda»
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Kurongedza chikafu chakabikwa mugaba kunofanira kunzi kurongedza kwakachinjika kwemhando yepamusoro, ndiko kuti, nealuminium foil, aluminium kana alloy flakes, ethylene vinyl alcohol copolymer (EVOH), polyvinylidene chloride (PVDC), oxide-coated (SiO kana Al2O3) acrylic resin layer kana Nano-inorganic substances...Verenga zvakawanda»
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"Chirongo ichi chave chichigadzirwa kwenguva inopfuura gore, sei chichiri kushandiswa kwenguva refu? Chichiri kudyiwa here? Pane zvinhu zvakawanda zvinochengetedza here? Chirongo ichi chakachengeteka here?" Vatengi vazhinji vachanetseka nezvekuchengetwa kwenguva refu. Mibvunzo yakafanana inomuka kubva muzvikafu zvemumagaba, asi kutaura chokwadi...Verenga zvakawanda»