Isithombe: Isiqalo Semvubelo Yegolide Esiphuphumayo Ebhodweni Lengilazi

Isithombe sibonisa ukusondela okunemininingwane eminingi, okukhanyisiwe ngokufudumele kwebhekha yengilazi egcwele i-yeast starter ebila ngokusebenzayo. Ibhekha, ephawulwe ngemigqa yokulinganisa efinyelela kumamililitha angu-400, imi phezu kokhuni okusanhlamvu kwayo kanye nokuguguleka okuncane kwenza indawo ibe yikhwalithi yasemakhaya nethintayo. Uketshezi olungaphakathi kwesitsha lukhanya ngombala wegolide ojulile, umbala uqiniswa ukukhanya okuthambile, okuqondisa okukhanyayo engilazini futhi kudala i-gradient yemvelo ngaphakathi kwengxube. I-yeast starter ngokwayo iphila ngokubonakalayo ngomsebenzi: ama-microbubbles amaningi anamathela ebusweni bangaphakathi bebhekha, akha amaqoqo aminyene anyamalala emzimbeni ojikelezayo, ongacacile woketshezi. Phezulu, isivalo esikhulu se-foam ephaphathekile, enomoya siphakama ngaphezu komphetho webhekha, ukuthungwa kwayo kukhumbuza ukhilimu oshayiwe noma ikhanda likabhiya elisanda kuthululwa. Ubuso bebhekha buguquguquka ngama-crater amancane neziqongo, okunikeza umbono ocacile wokubila okuqhubekayo.

Ukwakheka kubeka i-beaker eceleni kancane, kudala indaba ebonakalayo enamandla kodwa elinganiselayo. Lokhu kubekwa kudonsela iso lombukeli kuqala ezingxenyeni ezisebenzayo kakhulu, eziphuphumayo zesiqalo ngaphambi kokuvumela ukunaka ukuthi kudlulele ngaphandle kubheke ngemuva okufiphele kancane. Ukujula kwensimu okujulile kuhlukanisa i-beaker njengendawo ebalulekile, kuguqula ingemuva lokhuni libe umbala ofudumele, osabalele—ama-amber, ama-brown, nama-orange anezinyosi avumelana noketshezi lwegolide. Ingemuva elifiphele lithuthukisa umuzwa wobukhulu obuthathu futhi lifaka isandla ekufudumaleni nasekusondeleni kwendawo.

Ukukhanya kudlala indima ebalulekile esimweni sengqondo sesithombe. Ukukhanya okuthambile nokufudumele kukhanyisa i-beaker kusuka ekhoneni, kukhiqiza ukubonakaliswa okucashile eceleni komngcele wengilazi futhi kugqamise ukuhlukahluka kobukhulu bamabhamuza kanye nobuningi ngaphakathi kwe-foam. Izithunzi ziwela kancane phezu kobuso bokhuni, zimise i-beaker futhi zengeze ukujula ngaphandle kokucindezela uhlaka. Ukuhlangana kokukhanya nokuthungwa kugcizelela amandla enqubo yokubilisa, njengokungathi i-starter iyaqhubeka ngisho noma ithule.

Sekukonke, isithombe sibonisa kokubili ukunemba kwesayensi kanye nobuciko bobuciko. I-beaker iphakamisa ukulinganisa nokulawula okufana nelebhu, kuyilapho ukubukeka kwemvelo koketshezi olukhipha igwebu kuvusa impilo yemvelo yemvubelo esebenza. Iphalethi elifudumele elivumelanayo, elihlanganiswe namandla okubona wesiqalo esiqhumayo, lidala umuzwa wokuchachamba nokulindela—umbono wokuthi into ethile ephilayo, ekhulayo, neguqulayo iyavela ngale nje kohlaka.

Isithombe sihlobene: Ukubilisa Ubhiya nge-Wyeast 1275 Thames Valley Ale Yeast