Nkag Siab Txog NIJ Qib III lossis Qib IV Ballistic Helmets: Puas Yog Lawv Muaj Tseeb?

Thaum nws los txog rau cov khoom siv tiv thaiv tus kheej, cov kaus mom hlau ballistic ua lub luag haujlwm tseem ceeb hauv kev ua kom cov tib neeg muaj kev nyab xeeb hauv cov chaw muaj kev pheej hmoo siab. Ntawm ntau qib kev tiv thaiv ballistic, cov lus nug feem ntau tshwm sim: Puas muaj NIJ Qib III lossis Qib IV Ballistic Helmets? Txhawm rau teb cov lus nug no, peb yuav tsum nkag mus rau hauv cov qauv uas tau teeb tsa los ntawm Lub Koom Haum Kev Ncaj Ncees Hauv Tebchaws (NIJ) thiab cov yam ntxwv ntawm cov kaus mom hlau ballistic niaj hnub no.

NIJ faib cov kaus mom hlau ballistic ua ntau theem raws li lawv lub peev xwm los tiv thaiv ntau yam kev hem thawj ballistic. QibIIILub kaus mom hlau yog tsim los tiv thaiv cov mos txwv phom tes thiab qee cov mos txwv phom tua, thaumNIJ LtheemQib III los yog Qib IV Cov kaus mom hlau ballistic tuaj yeem tiv thaiv cov mos txwv phom. Txawm li cas los xij, lub tswv yim ntawmNIJ LtheemQib III los yog Qib IV Cov kaus mom hlau ballistic yog qee yam yuam kev.

Tam sim no, NIJ tsis pom qhov txawv ntawm LtheemQib III los yog Qib IVcov kaus mom hlau thiab cov cuab yeej tiv thaiv lub cev.LtheemQib III los yog Qib IV Cov cuab yeej tiv thaiv lub cev yog tsim los tiv thaiv cov mos txwv phom loj uas tho cov cuab yeej tiv thaiv, tab sis feem ntau cov kaus mom hlau tsis raug cais ua pawg vim yog qhov xwm txheej ntawm lawv txoj kev tsim thiab cov ntaub ntawv siv. Feem ntau cov kaus mom hlau ballistic hauv khw niaj hnub no tau ntsuas txog QibIIIA, uas yog kev tiv thaiv zoo tiv thaiv kev hem thawj ntawm rab phom tes tab sis tsis tiv thaiv cov mos txwv phom loj.

Txawm li ntawd los, kev nce qib hauv cov ntaub ntawv thiab thev naus laus zis tseem niaj hnub txhim kho. Qee cov chaw tsim khoom tab tom sim cov ntaub ntawv sib xyaw uas yuav muab kev tiv thaiv siab dua.,xws li lub kaus mom hlau theem III, tab sis cov khoom no tseem tsis tau raug qauv lossis lees paub dav davQee lub kaus mom hlau ballistic theem III tsis tuaj yeem ua haujlwm zoo ntawm kev raug mob thiab lees paub tias yog lub kaus mom hlau tsim nyog. Qee lub kaus mom hlau ballistic yog rau cov mos txwv ceev tshwj xeeb, zoo li kev hloov kho.

Hauv kev xaus, thaum lub tswv yim ntawmLtheemQib III los yog Qib IVLub kaus mom hlau ballistic yog qhov txaus nyiam, nws tseem yog lub tswv yim es tsis yog qhov tseeb. Rau cov neeg uas nrhiav kev tiv thaiv zoo tshaj plaws, nws yog ib qho tseem ceeb kom nkag siab txog cov qauv tam sim no thiab xaiv lub kaus mom hlau uas ua tau raws li koj cov kev xav tau tshwj xeeb, thaum tseem paub txog kev txhim kho yav tom ntej hauv kev siv tshuab ballistic.