Lub tuam txhab ua rau kev lag luam lub tswv yim kev tswj hwm kev tshawb fawb, kev ua tau zoo tshaj plaws thiab kev ua tau zoo primacy, cov neeg siv khoom zoo tshaj plaws rau kev phais lub taub hau, Oxygen npog nrog oxygen , Daim ntaub phais mob , Particle daim npog ,Qhov ncauj qhov ntswg uas npog koj lub qhov ncauj . Txhawm rau nthuav peb lub lag luam thoob ntiaj teb, peb tsuas yog muab peb cov neeg siv khoom txawv teb chaws Sab saum toj zoo kev ua tau zoo thiab cov kev pabcuam. Cov khoom yuav muab xa mus rau thoob plaws lub ntiaj teb, xws li Europe, Amelikas, Australia, Marseille, Kuala Lumpur, Angola, Rio de Janeiro .Peb tau cog lus tias peb xa tag nrho cov neeg siv khoom nrog cov kev daws teeb meem zoo tshaj plaws, cov nqi sib tw tshaj plaws thiab kev xa khoom sai tshaj plaws. Peb cia siab tias yuav yeej lub neej yav tom ntej rau cov neeg siv khoom thiab peb tus kheej.