Thaum koj ua ke cov dej khov qhuav thiab ethanol, nws ua rau cov kua txias txias uas koj tuaj yeem siv ua kom khov tau yam. Thaum cov kws tshawb fawb siv cov tshuaj ethanol thiab cov dej khov qhuav rau cov tshuaj txias, koj tuaj yeem yooj yim ua ib qho hauv tsev kom pom cov khoom ua li cas thaum lawv khov. Tom qab koj sib tov da dej khov, nws yuav nyob ib puag ncig -77 ° C (-107 ° F) kom txog thaum cov dej khov qhuav sublimates. Tsuas yog nco ntsoov tsis txhob kov cov dej khov qhuav lossis ethanol nrog koj txhais tes liab qab vim nws tuaj yeem ua rau mob khaub thuas.
Cov kauj ruam
Ntu 1 ntawm 3: Sau Lub Da Dej
Kauj Ruam 1. Hnav cov hnab looj tes thiab tsom iav kev nyab xeeb
Cov dej khov qhuav thiab koj cov da dej ethanol yuav txias heev, yog li tsis txhob kov nws nrog koj txhais tes liab qab. Muab cov hnab looj tes uas muaj txheej sab hauv kom koj txhais tes sov thaum koj tuav cov dej khov. Txij li cov pa taws tuaj yeem ua rau koj lub qhov muag tsis zoo, muab tsom iav kev nyab xeeb kom koj tiv thaiv kev tiv thaiv.
Yog tias koj tsis muaj hnab looj tes, nws zoo siv hnab looj tes pov tseg tsuav koj tsis tuav lossis kov cov dej khov qhuav. Siv ob txhais ceg hloov dua siab tshiab
Kauj Ruam 2. Teeb koj qhov chaw ua haujlwm hauv thaj chaw uas muaj cua nkag tau zoo
Cov dej khov qhuav thiab ethanol tsim cov pa taws uas tuaj yeem ua rau koj lub ntsws mob lossis ua pa nyuaj yog tias lawv tsim nyob hauv chav. Yog tias koj tab tom ua da dej ethanol hauv tsev, qhib lub qhov rai lossis khiav lub kiv cua kom nthuav dav huab cua. Yog tias koj nyob hauv qhov chaw kuaj ntshav, teeb tsa koj qhov kev sim hauv lub tshuab fume kom cov pa lim tawm ntawm chav.
- Cov dej khov qhuav yog khov cov pa roj carbon dioxide, uas tuaj yeem ua rau lub cev nqus pa yog tias koj ua haujlwm hauv qhov chaw uas tsis tau lim.
- Koj tsis tas yuav tsum npog lub ntsej muag ntev li koj tsis ua pa ncaj qha rau hauv cov pa.
Kauj Ruam 3. Kab hauv qab ib nrab ntawm lub thawv uas muaj ob phab ntsa nrog cov dej khov qhuav
Txheeb xyuas koj lub khw muag khoom noj hauv ib cheeb tsam seb lawv puas muag cov dej khov qhuav lossis tshawb hauv online rau tus muag dej khov nyob ze koj. Teem lub thawv ob-phab ntsa lossis rwb thaiv tsev hauv koj thaj chaw ua haujlwm thiab daus koj cov dej khov qhuav rau hauv. Tsis txhob siv ib lub thawv uas muaj ib phab ntsa vim nws yuav txias heev rau qhov kov thiab tuaj yeem tawg. Sau lub khob ntim ib nrab thiab co nws rov qab los kom lawv tsim tau ib txheej.
- Feem ntau koj yuav tsum muaj tsawg kawg yog 18 mus yuav cov dej khov qhuav.
- Yog tias koj tsuas tuaj yeem yuav ib lub slab ntawm cov dej khov qhuav, tawg nws nrog rauj kom koj tuaj yeem yooj yim haum nws hauv koj lub thawv.
- Koj tseem tuaj yeem siv ua npuas dej txias tso rau sab hauv ntawm lub txias txias dua yog tias koj xav ua lub thawv loj dua.
- Tsis txhob siv lub khob iav lossis lub ntim uas tuaj yeem ua rau puas los ntawm qhov txias heev.
Kauj Ruam 4. Sau lub ntim ntim ib nrab nrog cov cawv cawv
Yuav cov cawv ntshiab uas koj tuaj yeem tau txais, lossis lwm qhov dej da dej khov yuav muaj qhov sib xws ntau dua. Maj mam ncuav cov tshuaj ethanol rau hauv lub khob. Nws yog ib txwm rau cov dej khov kom zoo dua qub, lossis tig ncaj qha rau hauv cov pa, tab sis ceev faj tsis txhob nqus nws vim tias nws yog carbon dioxide. Ntxiv ethanol txaus kom tsuas yog npog saum cov pellets.
- Feem ntau tsis muaj hnub nyoog txwv rau ethanol vim nws tsis muaj peev xwm, tab sis nws yuav txawv nyob ntawm koj lub nroog lossis lub tebchaws.
- Tsis txhob kov cov tshuaj ethanol tom qab ntxiv nws mus rau cov dej khov qhuav vim nws yuav txias heev thiab ua rau frostbite.
Kev hloov pauv:
Koj tseem tuaj yeem siv isopropyl cawv lossis acetone hloov chaw ethanol. Lub dab da dej txias tseem yuav nyob ib puag ncig −72 txog −78 ° C (−98 txog −108 ° F).
Kauj Ruam 5. Tos rau ethanol kom tsis txhob npuas kom puv cov da dej
Nws yog qhov ib txwm rau ethanol kom pib npuas thaum nws txias. Raws li ethanol tau txias dua, cov npuas yuav qeeb dua lossis ploj mus. Maj mam ntxiv cov ethanol ntau ntxiv kom txog thaum lub khob ntim txog ⅔-tag nrho yog li koj tuaj yeem yooj yim submerge cov khoom hauv nws.
Cov tshuaj ethanol tshiab yuav ua npuas zoo li koj nchuav rau hauv, yog li ceev faj tias nws tsis nchuav dhau ntawm ntug ntawm lub khob
Ntu 2 ntawm 3: Dipping Cov Khoom hauv Dej Da Dej
Kauj Ruam 1. Muab cov khoom tso rau hauv dej da dej nrog ob tus pas
Siv ob tus nplaig uas muaj tus tuav tuav kom koj txhais tes tsis txias. Ruaj ntseg tuav yam khoom koj xav kom khov hauv tus pas thiab poob rau hauv cov tshuaj ethanol. Feem ntau, nws yuav siv ob peb feeb rau cov khoom kom khov, tab sis nws yuav txawv nyob ntawm qhov loj thiab cov khoom.
- Yog tias koj tab tom sim haus dej cawv ethanol ua qhov kev sim yooj yim, sim ua tej yam xws li pob pob, pob zais, lwv, lossis daim txiv hmab txiv ntoo kom pom tias qhov kev hloov pauv zoo li cas.
- Hauv kev teeb tsa kev kawm lossis chaw kuaj ntshav, koj yuav tsum tso dej hauv qab lub khob dej los yog lub raj mis kom txias koj cov tshuaj.
Ceeb toom:
Tsis txhob noj cov zaub mov twg uas koj tso rau hauv koj chav da dej qhuav vim nws yuav kis kab mob nrog cawv.
Kauj Ruam 2. Hnov cov khoom khov kom pom tias da dej khov ua rau nws cov tawv tawv khov li cas
Rub cov khoom tawm ntawm ethanol thiab teeb nws ntawm koj qhov chaw ua haujlwm. Coj mus rhaub cov khoom tiv thaiv saum npoo av kom koj tuaj yeem pom nws nyuaj npaum li cas thiab tau tawg los ntawm qhov kub hloov pauv. Yog tias koj xav tau, koj tseem tuaj yeem sim tsoo cov khoom me me nrog rauj kom pom tias nws tawg sib nrug.
Piv txwv li, yog tias koj tso kua txiv rau hauv koj lub dab da dej, nws yuav hnov ntom thiab hnyav zoo li ntaus pob thiab yuav sib cais yooj yim thaum koj tsoo nws
Kauj Ruam 3. Ntxiv cov dej khov qhuav thiab ethanol rau hauv chav da dej thaum lawv ua kom qhuav
Koj cov dej khov qhuav yuav txuas ntxiv mus thiab ploj mus rau lub sijhawm, thiab cawv tuaj yeem ua kom qhuav ib yam. Ntxiv me me ntawm cov dej khov qhuav ntawm ib lub sijhawm kom koj tsis ua rau ethanol ua npuas ntau dhau lossis dhau los. Yog tias koj pom tias tsis muaj cawv txaus tso rau hauv koj cov khoom, ncuav ntau ntxiv kom txog thaum koj tuaj yeem ua tau.
Thawj daim ntawm cov dej khov qhuav koj tso rau hauv yuav ua rau nrawm dua li cov uas koj muab tso rau tom qab vim tias ethanol yuav txias dua
Ntu 3 ntawm 3: Tso Ethanol
Kauj Ruam 1. Tawm cov tshuaj ethanol hauv qhov chaw muaj cua nkag mus kom txog thaum nws los txog hauv chav sov
Thaum twg koj ua tiav, teeb tsa koj cov ethanol uas seem thiab cov dej khov qhuav nyob ze lub qhov cua lossis qhov rai. Tso cai rau tag nrho cov pa cua kom zoo dua qub thiab ua kom lawv tsis txhob tso pa taws ntxiv. Tos kom txog thaum cov tshuaj ethanol nyob hauv chav sov dua ua ntej tuav nws yog li koj tsis ua mob rau koj tus kheej.
Xyuas kom lwm tus neeg hauv koj tsev neeg tsis txhob kov lossis txav lub ethanol da dej thaum nws sov rov qab los
Ceeb toom:
Ethanol yog cov hluav taws kub heev, yog li khaws nws kom deb ntawm cov nplaim taws thiab cov cua sov.
Kauj Ruam 2. Ncuav cov tshuaj ethanol rau hauv lub raj mis yas nrog lub hau
Nrhiav lub raj mis loj pov tseg thiab xyuas kom nws muaj lub hau ntswj ntsaws. Siv lub raj xa dej kom siv cov tshuaj ethanol rau hauv lub raj mis, ceev faj kom tsis txhob nchuav ib qho. Kaw lub raj mis ib zaug koj hloov tag nrho cov ethanol yog li nws tsis tso pa taws lossis nchuav.
Tsis txhob siv cov ntim khoom noj qub rau khaws cia siv ethanol vim tias lawv tsis tuaj yeem siv rau khaws cov pov tseg uas muaj kev phom sij
Kauj Ruam 3. Sau cov ethanol ua pov tseg uas muaj teeb meem nrog rau tus cim
Siv tus cim cim tas mus li los sau cov lus "Cov Khoom Uas Muaj Kev Puas Tsuaj" nyob sab nraum lub raj mis. Suav nrog cov lus "ethanol" thiab "flammable" yog li lwm tus paub qhov tseeb koj tab tom khaws cia.
Tsis txhob tso lub raj mis tsis muaj ntawv sau tseg, lossis lwm yam uas koj yuav tsis meej pem lossis ua rau lwm tus neeg raug mob
Kauj Ruam 4. Siv cov tshuaj ethanol mus rau qhov chaw pov tseg pov tseg yam phom sij
Hu rau koj lub nroog lub chaw tswj hwm pov tseg thiab nug lawv yuav ua li cas kom pov tseg koj cov ethanol. Lawv tuaj yeem coj koj mus rau qhov chaw pov tseg pov tseg uas muaj kev phom sij, lossis qhia rau koj paub txog cov hnub tshwj xeeb uas lawv yuav khaws cov pov tseg rau koj. Ua raws li lawv cov lus qhia kom zoo kom tshem koj cov ethanol.
Tsis txhob yaug koj cov tshuaj ethanol hauv qhov dej vim nws tuaj yeem hlawv thiab cov pa tuaj yeem tsim tawm hauv cov kav dej thiab cov kav dej
Lub tswv yim
- Qhia rau lwm tus neeg hauv koj tsev neeg paub tias koj tab tom sim ua kom lawv tsis txhob kov lossis nce mus rau hauv chav dej khov.
- Koj tuaj yeem siv acetone lossis rub cawv yog tias koj tsis muaj ethanol.
Lus ceeb toom
- Tsis txhob kov koj cov dej khov ethanol nrog cov tawv nqaij liab vim nws txias heev thiab tuaj yeem ua rau kom khov sai.
- Ib txwm hnav tsom iav kev nyab xeeb thiab hnab looj tes thaum ua haujlwm nrog dej khov qhuav thiab ethanol.
- Cov dej khov qhuav thiab ethanol tuaj yeem tsim cov pa taws uas tuaj yeem ua rau koj lub ntsws mob lossis ua rau ua pa nyuaj, yog li ua haujlwm hauv qhov chaw muaj cua nkag tau zoo lossis hauv qab fume hood yog tias koj muaj.
- Ethanol yog cov hluav taws kub heev, yog li khaws nws kom deb ntawm cov cua sov thiab qhib cov nplaim taws.
