Lub nplawm globs peb nco qab yog tsim los ntawm paraffin wax, nrog cov tebchaw zoo li carbon tetrachloride ntxiv kom nws qhov ntom ntom. Cov kua siv quav ciab ntab hauv tuaj yeem yog dej lossis cov roj ntxhia, nrog cov dyes thiab sparkles ntxiv rau whimsy.
Puas yog tso lub teeb lava rau hmo ntuj?
Thaum nws yuav ntxias koj lub teeb lava txhua teev ntawm nruab hnub thiab hmo ntuj, qhov no tuaj yeem ua rau nws kub dhau, uas tuaj yeem ua rau cov xim pleev xim tsis txav mus rau hauv ib qho zoo li amoeba. … Siv lub teeb rau tsawg dua yim teev ntawm ib zaug kom tau txais txiaj ntsig zoo, cia nws txias rau chav sov ua ntej siv dua.
Koj puas tuaj yeem hloov cov kua hauv lub teeb lava?
Refill the lamp with distilled water, tawm ntawm 1 mus rau 2 ntiv tes ntawm qhov chaw saum toj. Ntxiv ib teaspoon ntawm cov kaus poom ntsev, pickling ntsev los yog Epsom ntsev rau hauv dej, thiab maj mam agitate kom txog thaum cov ntsev dissolves. … Sau lub teeb maj mam nrog cov tshuaj, saib xyuas kom tsis txhob cuam tshuam cov quav ciab hauv qab.
Puas yog cov khoom hauv lava teeb muaj tshuaj lom?
Lab kuaj tau ua tiav ntawm cov khoom seem ntawm AW lub lava teeb. Wax, kerosene, thiab polyethylene glycol pom, tag nrho cov yaj hauv dej. Wax yog, feem ntau, tsis muaj tshuaj lom rau tib neeg. Kerosene, tsawg kawg yog nyob rau hauv tus nqi uas tuaj yeem pom hauv lub teeb lava, tsis muaj tshuaj lom, tab sis polyethylene glycol, tuaj yeem ua teeb meem.
Lub teeb lava puas tas sijhawm?
A. Mathmos Lava teeb bottles kawgrau kwv yees li 2000 teev ntawm kev siv. Tom qab no koj tuaj yeem yuav lub raj mis hloov ntawm no.
