Lub neej ntawm lub hleb hauv av nyob ntawm ntau yam, nrog rau cov khoom siv, qhov zoo, thiab qhov chaw faus neeg. Feem ntau hais lus, feem ntau cov caskets yog tsim los nyob nruab nrab ntawm 20 mus rau 50 xyoo hauv av.
Cov khoom siv hauv kev tsim kho lub hleb plays lub luag haujlwm tseem ceeb hauv nws cov kav ntev. Hlau caskets, xws li tooj liab los yog hlau, feem ntau yog ntau ruaj thiab kav ntev tshaj li cov ntoo caskets. Hlau caskets tuaj yeem nyob tau ntau xyoo, muab kev tiv thaiv zoo rau qhov seem. Ntawm qhov tod tes, ntoo caskets feem ntau yuav lwj thiab feem ntau tsis tshua muaj zog. Tej zaum lawv yuav tsum tau hloov sai dua li cov caskets hlau.
Qhov zoo ntawm lub hleb kuj cuam tshuam rau nws txoj sia. Cov caskets zoo yog tsim los tiv thaiv cov ntsiab lus thiab lwj thiab yuav kav ntev dua hauv av. Cov caskets uas tsis zoo tej zaum yuav tsis zoo li tsim thiab tej zaum yuav tsis muab tib theem ntawm kev tiv thaiv rau cov seem.
Qhov chaw faus neeg kuj muaj kev cuam tshuam rau lub neej ntawm lub hleb. Qee qhov chaw faus neeg yuav muaj cov av noo ntau dua lossis acidic av, uas tuaj yeem ua kom cov txheej txheem lwj. Nyob rau hauv cov ntaub ntawv no, lub casket yuav tsis kav ntev npaum li nyob rau hauv drier los yog tsawg acidic ib puag ncig.
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias lub neej ntawm lub hleb tsis yog tsuas yog txiav txim siab los ntawm cov khoom, qhov zoo, lossis ib puag ncig faus. Lwm yam, xws li hauv av txav, nas, thiab vandals kuj tuaj yeem ua rau kev puas tsuaj ntawm lub hleb. Yog li ntawd, nws yog ib qho tseem ceeb uas yuav tsum xaiv lub hleb zoo thiab xyuas kom meej tias nws tau muab faus rau hauv qhov chaw nyab xeeb thiab ruaj ntseg.
Hauv kev xaus, lub neej ntawm lub hleb hauv av nyob ntawm ntau yam, nrog rau cov khoom siv, qhov zoo, qhov chaw faus neeg, thiab lwm yam sab nraud. Hlau caskets ua los ntawm cov ntaub ntawv zoo yog feem ntau ruaj thiab ntev-ntev dua li ntoo caskets. Txawm li cas los xij, txhua lub hleb yog qhov ua rau lwj thiab degradation nyob rau lub sijhawm, yog li nws yog qhov tseem ceeb uas yuav tsum xaiv lub hleb zoo thiab xyuas kom meej tias nws tau muab faus rau hauv qhov chaw nyab xeeb thiab ruaj ntseg.
