Kub melts ntawm qhov txias dua - txog 2,000 degrees Fahrenheit - tab sis qhov ntawd yog txaus kom muaj sia nyob feem ntau hluav taws kub. … Sapphire thiab Ruby kuj muaj cov ntsiab lus melting siab heev.
Yuav ua li cas rau kub hauv hluav taws?
Ntshiab kub yog zoo indestructible. Nws yuav tsis corrode, xeb lossis tarnish, thiab hluav taws tsis tuaj yeem rhuav tshem nws. Qhov no yog vim li cas tag nrho cov kub rho tawm hauv ntiaj teb tseem yaj, rov ua dua thiab siv dua.
Yuav ua li cas cov hniav nyiaj hniav kub kub hauv tsev?
Thiab tsis tau, feem ntau muaj ib yam uas tuaj yeem muaj sia nyob qhov xwm txheej ntawm hluav taws hauv tsev: cov hniav nyiaj hniav kub. Vim hais tias kub melts ntawm ib ncig ntawm 1800 degrees Fahrenheit (nyob ntawm lub karatage), thiab feem ntau cov hluav taws kub hauv tsev kub ntawm tsawg tshaj li 1200 degrees, nws tsis tshua muaj cov hniav nyiaj hniav kub yuav yaj dhau kev kho thaum muaj hluav taws hauv tsev
Puas kub kub los yog tshuaj lom?
Kub tsis suav tias yog nplaim taws, txawm tias nws yuav yaj. Kub yog ib qho ntawm cov tshuaj reactive tsawg tshaj plaws uas tus txiv neej paub thiab nws yuav tsis hlawv hauv huab cua ntawm qhov kub thiab txias.
Puas kub tig dub thaum hlawv?
Ntuj, kub ntshiab, thaum raug nplaim, yuav ci ntsa iab tom qab ib pliag thaum nws kub, tab sis yuav tsis tsaus tej kub cuav, xws li tus neeg ruam tus kub (tiag tiag pyrite, ib tug hlau sulfide) thiab tej daim uas ua los ntawm tooj dag, hlau los yog tooj liab alloys yuav darken los yog lwm yam hloov xim thaum raug hluav taws.
