1. Cov viav vias viav vias ntawm kev kub ceev, thiab kev ua haujlwm tsis raug (xws li dhia tawm los yog siv rau qhov hnyav hnyav) yuav ua rau ntog thiab sib tsoo. Cov menyuam yaus yuav tsum siv lawv nyob rau hauv cov neeg laus saib xyuas kom tsis txhob muaj xwm txheej. Tsis tas li ntawd, cov viav vias qub nrog cov saw tawg lossis cov rooj zaum yuav ua rau tawv nqaij puas.
2. Kev siv cov leeg ntau dhau: Kev ua viav vias rau lub sijhawm ntev yuav ua rau cov leeg nro tsis tu ncua hauv nraub qaum, lub duav, thiab caj npab, ua rau mob. Nws raug nquahu kom siv tsis pub ntau tshaj 15 feeb ntawm ib zaug, thiab ncab thiab so kom tsim nyog tom qab.
3. Cov teeb meem kev nyiam huv: Cov rooj zaum viav vias pej xeem tuaj yeem khaws cov hws, plua plav, lossis kab mob, uas tuaj yeem ua rau cov tawv nqaij ua xua rau cov tib neeg rhiab heev. So nrog daim ntaub ntub dej ua ntej siv thiab ntxuav tes kom sai tom qab.
4. Kev pheej hmoo ntawm kev vam khom thiab kev quav yeeb quav tshuaj: Qee cov menyuam yaus yuav muaj kev quav yeeb quav tshuaj thiab txo lawv lub sijhawm rau lwm yam kev ua ub ua no lossis kev kawm. Cov niam txiv yuav tsum tau muab cov kev taw qhia tsim nyog thiab tuav ntau yam dej num.
