Thermos rau cov tshuaj yej. Xaiv zoo

Keeb kwm thermos invention pib nyob rau hauv lub xyoo pua puv 19 thiab yog kev cob cog rua nrog lub npe ntawm cov lus Askiv inventor James Dewar Dewar. Tab sis nws lub hom phiaj tsis yog tus tsim muaj peev xwm mus khaws thaum tshav kub kub kub kua. Tus aim yog mus rau ib tug ntaus ntawv rau khaws cia diluted roj. Tej lub sij hawm tom qab, nws cov thwj tim thiab follower R.Burger pom ib tug niche rau coj mus muag siv ntawm lub invention. Tsis ntev, nws lub tuam txhab tau ib tug ntau ntawm cov chaw thiab yuav siv sij hawm tsis muaj ntau tshaj li qhov ntau lawm thiab marketing ntawm thermos.

Niaj hnub nimno thermos rau tshuaj yej, uas peb pom qhov txhia chaw, tsis txawv los ntawm cov thawj tsim muaj. Thiab, raws li ua ntej, lawv yog lub khob los yog hlau hwj, muab tso rau hauv lub cev. Txawm tias muaj tseeb hais tias qhov no invention yog heev yooj yim nyob rau hauv nws cov essence, nws yog siv nyob rau hauv tib neeg lub neej rau ntau tshaj ib tug txaus lub sij hawm ntev ntawm lub sij hawm.

Xaiv ib tug thermos

Yog hais tias ib tug thermos rau cov tshuaj yej yuav tsum tau nquag siv nyob rau hauv ntau hom mus ncig ua si, hikes los yog mus ncig teb chaws, rau cov hom phiaj nws yog zoo dua mus xaiv nrog ib tug hlau hwj. Nws yog ntau npaum li cas check thiab yuav mas active siv rau ib ntev lub sij hawm tsis muaj teeb meem. Yog hais tias koj npaj yuav siv ib tug thermos rau cov tshuaj yej nyob rau hauv lub domestic ib puag ncig, lub iav qhov muag teev yog tsis tsim. Txawm tias muaj tseeb hais tias nws yog ntau yooj yim thiab lam tau lam ua rau cov neeg kho tshuab kev nyuaj siab, txawm li cas los, nws yog ntau cov tswv yim los ntawm ib tug tu taw tes ntawm view. Nyob rau hauv cov ntaub ntawv no, nrog nws cov thawj muaj nuj nqi raws li ib tug hlau hwj thiab iav mus rau tiv Attendance zoo.

Nws yog ntseeg hais tias thermoses rau cov tshuaj yej nyob rau hauv ib lub hnab yas tsev nyob khaws kub zoo. Qhov no tej zaum yuav yog vim muaj cov sab thermal conductivity ntawm yas es hlau. Zoo thermos tshuaj yej ib hnub twg txawm tau tswj qhov kub ntawm 50 degrees.

Kos rau txia

By xaiv ib tug thermos yuav tsum tau mus ua tib zoo thiab ua. Tom qab tag nrho, qhov no tshaj plaws yog muag kev nruam siv, thiab tsis yog rau ib hnub. Ua ntej ntawm tag nrho cov, nws yog tsim nyog xyuas yuav ua li cas zoo thiab nruj nreem muaj hau ntswj cap. Qhov no yog ib qho loj saib xyuas uas influences preservation kua kub.

Lub volume ntawm lub hwj

Lub caij uas kub thiab txias tuav nyob rau hauv lub ntim ntawm lub hwj. Lub teeb yog ntau dua ntev tuav kub.

tsw

Thaum xaiv ib tug thermos nws tsim nyog los qhib. Nws yuav tsum tsis txhob muab tawm tej kaj siab tsw. Yog hais tias qhov tsw yog tam sim no, nws qhia tias cov neeg pluag zoo ntawm cov ntaub ntawv siv rau ntau lawm. Lag luam thermos ntawm puas yam yuav ua tau teeb meem rau kev noj qab nyob.

Thaum xaiv ib khob thermos raj mis yuav tsum tau shaken. Lub teeb yuav tsum tau securely fastened, txwv tsis pub sim ua ntej los yog tom qab ntawd nws yuav lov. Nyob rau hauv no hwm, hlau hwj yog zog npaum li cas, tab sis lim nws muaj peev xwm tsim kab plaub hau tej kab nrib pleb, uas adversely cuam tshuam lub peev xwm ntawm thermal rwb thaiv tsev vim qhov ua txhaum cai ntawm ib tug foob.

Gourmets thiab connoisseurs kom brewing thiab siv cov kev lis ntshav flasks nrog ib tug iav teeb. Lawv paub tias xyov yuav ua li cas rau brew tshuaj yej nyob rau hauv ib tug thermos. Qhov no preserves tus nyias palatability ntawm lub haus, tshwj xeeb tshaj yog saib tshaj amateurs thiab neeg tshuaj yej ceremonies.

Xyuas nyob rau hauv kev xyaum

thermos zoo kuj yuav tau soj ntsuam nyob rau hauv xyaum. Yog hais tias muaj yog xws li ib tug tseem nyob rau hauv lub qhov chaw ntawm purchase, nws yuav tsum yog tus zoo tshaj plaws txoj kev uas yuav ntsuam xyuas cov khoom no. Ua li no, sau nws nrog boiling dej thiab tawm rau 15 feeb. Yog hais tias thaum lub sij hawm lub sij hawm no yuav sov lub cev, lub thermos rau cov tshuaj yej ntawm cov neeg pluag zoo. Cov kua nyob rau hauv nws yuav txias cia sai sai heev, thiab nyob rau hauv qhov kev txiav txim yog tsis muaj tshaaj.

Nyob rau hauv hnub no tus lag luam muaj ib tug lossis loj ntau yam ntawm lub tshuab nqus tsev flasks, uas yog tau los siav cov kev xav tau ntawm txhua tus neeg raws li ib tug tsim thiab practicality.
Nws kuj tau lug siv thermoses rau zaub mov. Lawv saib kastryulek thiab ua kom kub nyob rau hauv tib lub ntsiab cai.

Yog li ntawd, qhov zoo tshaj plaws thermoses rau cov tshuaj yej yuav tsum tau raws li cov cai nram no:

1. Yuav tsum tsis txhob exude ntse, tsis kaj siab tsw.

2. Lub cover yuav tsum muab lub hwj.

3. Qhov loj qhov ntim ntawm lub hwj, qhov kub thiab txias yog zoo dua khaws cai.

4. Cov hlau hwj tswv yim thiab ruaj nyob rau hauv kev siv, thaum lub iav yog ntau zoo ib yam kev tu cev.

5. Thaum sau cov thermos nrog boiling dej lub cev yuav tsum tsis txhob tau rhuab.