Nrog kev ntseeg tau zoo, zoo heev sawv thiab zoo heev ntawm cov khoom lag luam uas tsim los ntawm peb cov chaw ua haujlwm ntawm cov khoom lag luam Nickelsiae Rol. Ua cov khoom ntawm loj zoo yog twv yuav raug hu rau peb lub hom phiaj mus ib txhis ntawm peb txoj kev lag luam. Peb ua cov kev ua haujlwm tsis ntseeg kom paub lub hom phiaj ntawm peb yuav nco ntsoov tuav hauv kev nrawm nrog lub sijhawm. Cov khoom yuav muab rau thoob plaws lub ntiaj teb, xws li Tebchaws Europe, Algeria, Pam li ntawm peb tus neeg patents thiab cov neeg saib xyuas. Yog tias tus neeg yuav khoom muab lawv tus kheej cov qauv tsim, peb yuav tau lees tias lawv yuav yog tus tsuas yog ib qho tuaj yeem muaj cov khoom ntawd. Peb vam tias nrog peb cov khoom zoo tuaj yeem coj peb cov neeg siv khoom hmoov zoo.