Cov khw muag khoom me thiab nruab nrab lub lag luam yooj yim khaws cov luam yeeb zaub racks. Cov yam ntxwv tseem ceeb ntawm hom luam yeeb ntawm cov yeeb yam no yog qhov me me, ceevfaj heev, hloov pauv, thiab muaj lub teeb taws. Muaj ntau ntau tus qauv:
1. Chaw me me qhov khoom thauj khoom sab nrauv
2. Me rov qab nqa
3. Plaub-haus luam yeeb tso cov khib
4. Cov me me dai dai qhov cub zaub luam yeeb khib
5. Lub kaum sab xis steel luam yeeb muag zaub sawv ntsug
6. Hloov tau ntawm cov luam yeeb muag zaub sawv
Raws li cov lus sib xyaw ntawm cov khw muag khoom ntim zaub luam racks, nws tuaj yeem faib ua:
1. Ib leeg ib tog sab nraum qab nqa khoom noj luam yeeb loj tso rooj yeeb yam
2. Muab ob npaug rau sab nram qab nqa ncig ua si luam yeeb tso saib khib
3. Ib sab ib sab nram qab vaj huam sib luag chaw muag zaub luam yeeb luam yeeb khib
4. Lub chaw muag zaub luam yeeb luam yeeb khib nrog ob sab ntug qaum
Nyob rau xyoo 2000, tus qauv luam yeeb tshiab qhia txog cov kab kev tshwm sim, uas yog nruab nrog LED teeb cig rau sab saum toj ntawm lub tshuab luam yeeb tso saib kom ua tiav cov nyhuv zaub.
