Cov tshuaj tsuag fwj no yog ua los ntawm cov iav siv lead ua zoo, lub pob tshab thiab tshuaj lom neeg ruaj khov yog qhov zoo, tsis muaj kev tso tawm ntawm cov tshuaj phem.Lub kauv foob muab kev sib khi zoo, koj tsis tas yuav txhawj xeeb txog koj cov tshuaj tsw qab.Haum rau tsev, chaw ua haujlwm, siv txhua hnub, mus ncig, tog, so, thiab lwm yam. Nws yog khoom plig zoo rau tsev neeg, phooj ywg, npoj yaig, tus hlub, niam txiv thiab lwm yam.