Hauv cov hnub qub, thaum lub foob pob hluav taws tuaj yeem pom ntawm cov hnub so xwb, nws tau pom los ntawm cov pej xeem yog ib yam dab tsi txawv tshaj plaw thiab tej yam yees siv. Ob peb xyoos tom qab, cov khw muag khoom tshwj xeeb tshwm sim, qhov twg nws nyuaj rau xaiv cov khoom zoo.
Yuav cov duab pyrotechnics uas tsim nyog los ntawm cov khw muag khoom uas muaj ntawv tso cai muag cov khoom zoo li no, yog li koj tuaj yeem zam kev raug mob thaum siv. Them sai sai rau lub ntim ntawm cov khoom muag, lub thawv ntawv yuav tsum tau qhwv hauv cellophane thiab muab khi ua ke. Yog hais tias kev ncaj ncees ntawm ntim tau tawg rau ib qho twg, lub installation yuav raug puas ntsoog. Lub hnyav dua lub thawv, qhov ntau zoo nkauj lub foob pob hluav taws yuav.
Yog tias ua tau, qhib lub ntim, saib seb txoj hlab siv li cas. Txheeb xyuas qhov zoo ntawm cov duab los qhia, nws yuav tsum tsis txhob yog nyias, tsuas yog ib qho tuab ntawm tsawg kawg yog 0.8 hli qhia tau hais tias tus nqi zoo hmoov. Lub raj tshuaj ntev dua, qhov ntau ntawm kev txhaj tshuaj yuav yog. Kawm cov lus qhia rau pyrotechnics ua ntej kom tom qab tsaus tsib feeb ua ntej hnub so koj yuav tsis nrog teeb tsa nyob rau hauv bustle.
Pyrotechnic cov khoom tau muab faib ua 4 pawg. Thawj zaug suav nrog cov foob pob taws, tshuaj tua hluav taws, Bengal thiab Roman tswm ciab, av thiab rooj dej. Qhov qeb ob suav daws ya thiab ya foob pob hluav taws. Hauv lawv, tus nqi ya tawm mus rau ntau qhov deb dua, tab sis tsis tshaj 30 meters. Lub foob pob hluav taws no ploj mus sai heev.
Qhov thib peb yog suav nrog cov foob pob hluav taws thiab roj teeb. Cov qauv siv no suav nrog ntau tus nqi ntawm tib lub sijhawm, ya tawm ib qho tom qab tsis muaj kev cuam tshuam. Thiab pawg kawg yog cov neeg tua hluav taws. Cov ntawv pyrotechnics tsuas yog tuaj yeem xaj hauv cov khw tshwj xeeb nrog daim ntawv tso cai yuav khoom.
