Teb: Cream thiab mis nyuj sib txawv hauv lawv qhov ntom. Cream yog denser dua mis nyuj. Thaum cov mis nyuj churned (co los yog tig ntawm lub thawv uas muaj mis nyuj los ntawm kev siv lub zog tig) cov denser particles (cream) zoo li nyob rau hauv qab, whereas cov khoom sib zog (mis nyuj) nyob rau saum
Vim li cas cov kua nplaum sib cais los ntawm cov mis nyuj thaum churning?
Thaum cov mis nyuj churned, lub qab zib sib cais los ntawm nws vim lub zog centrifugal vim lub zog no tawm mus rau sab nraud ntawm txoj kab sib txuas mus rau qhov chaw. Vim sab nraud quab yuam cov hnyav dua hauv cov mis nyuj muaj zog ntau dua li cov khoom sib zog. … Lub zog nkaus xwb uas siv rau hauv churning yog lub zog centrifugal.
Yuav ua li cas ua kua mis?
Curning yog txheej txheem ntawm co cov nplaum los yog tag nrho mis nyuj ua butter, feem ntau yog siv butter churn. Nyob rau hauv cov teb chaws Europe los ntawm Nrab Hnub nyoog mus txog rau lub Industrial Revolution, ib tug churn yog feem ntau yooj yim li ib lub thoob nrog ib tug plunger nyob rau hauv nws, txav los ntawm tes. Cov no feem ntau tau hloov pauv los ntawm kev sib tsoo tshuab.
Yuav ua li cas soj ntsuam tom qab cov mis nyuj?
Teb: Tom qab churning mis nyuj nws yuav pom tias cream uas yog sib dua ntab rau saum cov mis nyuj.
Puas yog churning cream kom butter hloov lub cev lossis tshuaj lom neeg?
Koj puas tau ua tshuaj lossis hloov lub cev? Lub qab zib tau dhau mus a lub cev hloov pauvthaum nws hloov mus ua butter. Cov roj globules clumped ua ke ua rau cov kua tau nyem tawm ntawm cov khoom hnyav. Qhov kev hloov ntawm lub cev no yog thim rov qab.
