Kev xaiv nyab xeeb: Qhov saum npoo ntawm lub neej thom khwm yog du tsis muaj burrs, cov npoo yog polished ntau zaus, thiab qhov nkhaus yog du. Tsis tas yuav txhawj txog kev ua puas rau daim tawv nqaij lossis ua puas rau thom khwm.
Siv tau zoo thiab yooj yim siv: Cov thom khwm yog cov duab zoo li qhov groove tag nrho, nrog cov yas mos sab hauv, thiab qhov chaw dav dav txhawb nqa cov thom khwm, cia cov taw nkag mus rau hauv cov thom khwm.
Ruaj khov thiab ruaj khov: Cov thom khwm yog ua los ntawm cov yas tuab thiab tawv, thiab cov hlua nylon zoo thiab cov ntaub terry tau xaws zoo kawg nkaus. Tsis tas yuav txhawj txog kev tawg thiab kev sib txuas thaum siv.
Dav dav： Cov cuab yeej pabcuam yooj yim no yog tsim rau cov neeg uas nyuam qhuav tau txais kev phais mob pob qij txha, lub hauv caug lossis pob qij txha, vim yog kev sib txhuam pob qij txha, mob neuralgia, vwm heev, thiab lwm yam kab mob lossis teeb meem kev noj qab haus huv.
