Cov hmoov dub yog sib xyaw ntawm cov poov tshuaj nitrate (tseem hu ua ntsev ntsev), cov hluav ncaig thiab cov hmoov sulfur. Tab sis kom muaj txiaj ntsig zoo hauv nws qhov kev tsim khoom, nws tsis txaus kom yooj yim sib xyaw cov khoom xyaw. Cov lus qhia hauv qab no muaj cov lus qhia muaj txiaj ntsig, tab sis ua raws lawv ua tib zoo - koj yuav ua haujlwm nrog cov khoom tawg. Nws yog qhov ua tau los ua rab phom nyob hauv tsev, txawm tias nws yuav txuag nyiaj lossis yooj yim li kev nyiam ua.
cov kauj ruam
Kauj Ruam 1. Yuav cov khoom koj tuaj yeem ua tau
Qhov zoo dua ntawm cov khoom xyaw, qhov zoo dua qhov khoom kawg. Sulfur thiab ntsev ntsev tuaj yeem tau los ntawm cov chaw muag tshuaj lossis khw muag khoom ua liaj ua teb.
Kauj Ruam 2. Npaj cov hmoov tshauv
Willows, vines, ntoo qhib thiab lwm yam ntoo, thaum raug hlawv kom raug, yog cov khoom siv tau zoo heev. Muab cov ntoo tso rau hauv lub thawv hlau loj nrog lub hau, xws li lub thoob lossis txawm tias lub lauj kaub loj, tab sis ua lub qhov me me hauv lub hau kom tso cov pa nkev kom dim. Muab lub thawv ntim tsis tau tso rau ntawm qhov hluav taws kub, thiab thaum koj pom tias muaj pa taws tawm los ntawm nws, muab nws tso rau hluav taws thiab npog tam sim ntawd. Tos kom hluav taws kub hnyiab tag, thiab cia lub thawv txias kom tiav. Sab hauv, cov hluav ncaig yuav npaj tau.
Kauj Ruam 3. Sib xyaw cov khoom sib cais
Siv rab pestle lossis rab riam los zom cov poov tshuaj nitrate thiab tso tseg. Ua tib yam nrog leej faj, tom qab ntawd nrog cov hmoov tshauv. Lub tshuab ziab khaub ncaws kuj tseem tuaj yeem siv tau - tso nws kom txog thaum koj tau txais cov hmoov zoo heev. Nws yog ib qho tseem ceeb uas txhua cov khoom xyaw yog av ib tus zuj zus, tsis txhob sib xyaw.
Kauj Ruam 4. Txias li 2.5 khob (600 ml) ntawm isopropyl cawv rau txhua txhua 100 grams ntawm cov hmoov tshauv/cov hmoov sib tov uas koj muaj
Sib tov cov dej txias isopropyl cawv rau hauv cov hmoov ua hmoov/cov hmoov sib tov.
Kauj Ruam 5. Ntsuas koj cov khoom xyaw
Cheeb tsam rab phom siv los ntsuas los ntawm qhov hnyav. Tam sim no, nws yog ib txwm siv 75 feem ntawm cov poov tshuaj nitrate, 15 ntawm cov hmoov tshauv thiab 10 ntawm leej faj.
Kauj Ruam 6. Npaj cov nitrate
Hauv lub lauj kaub, ntxiv ¼ khob (li 40 ml) dej rau txhua txhua 100 grams ntawm cov poov tshuaj nitrate. Tom qab ntawd ntxiv cov nitrate thiab coj mus rau ib lub rhaub. Co tsis tu ncua. Khaws dej ntxiv kom txog thaum cov nitrate yaj tag.
Kauj Ruam 7. Ntxiv cov hmoov sib tov/cov hmoov txhuv nplej rau cov nitrate yaj
Ua qhov no nrog nitrate tseem sib xyaw nrog dej npau npau hauv lub lauj kaub; sib tov tag nrho cov khoom xyaw.
Kauj Ruam 8. Noj qhov sib tov kub thiab cawv txias rau nraum zoov
Ntxiv ob lub Cheebtsam thiab sib tov zoo.
Kauj Ruam 9. Khov qhov sib tov tshiab
Tsawg lub sijhawm nws siv los ua kom nws nce mus txog 0 degrees Celsius, zoo dua.
Kauj Ruam 10. Lim qhov sib tov
Qhov no yuav tshem tag nrho cov kua los ntawm cov tshuaj. Muab cov kua tso pov tseg.
Kauj Ruam 11. Muab qhov sib tov tso rau ntawm ib daim ntawv thiab cia nws qhuav hauv lub hnub
Kauj Ruam 12. Nias qhov ntub tseem sib tov tawm ntawm lub cib
Tshaj tawm nws ntawm ib daim ntawv kom qhuav ntxiv.
Kauj Ruam 13. Dhau cov hmoov ua kom khov dhau los ntawm ib sab cib ob peb zaug kom nws ua hmoov
Kauj Ruam 14. Khaws koj rab phom nyob hauv ib lub thawv uas tsis yog xim hlau
Khaws nws tawm ntawm cov menyuam.
Lub tswv yim
- Sim ua txhua yam no sab nraum zoov thiab kom deb ntawm cov nplaim taws lossis taws. Kev tsim cov phom yog txheej txheem muag thiab cuam tshuam nrog cov khoom xyaw txaus ntshai.
- Tsis txhob khaws cov hmoov dub rau hauv cov hlau, vim nws tuaj yeem ua rau tawg thiab tua hluav taws.