Muaj ntau ntau yam vim li cas siv cov teeb vaj huam sib luag coj.

1. Teeb vaj huam sib luag LEDmuaj kev siv hluav taws xob zoo dua thiab lub neej ntev dua li cov teeb fluorescent ib txwm muaj.

2. Teeb vaj huam sib luag LEDmuaj lub teeb sib xws thiab mos dua, uas tuaj yeem ci tau zoo dua thiab ua raws li tib neeg xav tau kev pom. Tsis tas li ntawd, cov teeb vaj huam sib luag feem ntau nyias dua thiab sib dua li lwm cov teeb, ua rau lawv yooj yim dua rau kev teeb tsa thiab tswj.

3. Nrog rau kev nce qib ntawm thev naus laus zis, cov teeb vaj huam sib luag tau raug txhim kho tas li kom tau raws li qhov xav tau teeb pom kev zoo ntau dua, yog li lawv tau xaiv los ntawm ntau tus neeg.