(1) Txhua lub tsheb raug txwv tsis pub taug kev mus los ntawm kev ntaus pob tesniv yas yas, chaw ua si basketball, badminton cov tsev hais plaub thiab lwm yam kev kawm golf. Tennis lub tsev hais plaub yuav tsum tsis txhob muaj kev sib tsoo thiab txhuam.
(2) Cov ntug ntawm cov khoom yas tennis plaub ntug, cov chaw ua si basketball, badminton cov tsev hais plaub thiab lwm cov khoom kim heev yuav tsum tiv thaiv. Lawv yuav tsum tsis txhob muab pov tseg. Yog lawv pom tias raug mob, lawv yuav tsum kho sai sai.
(3) Tennis lub tsev hais plaub, chaw ua si basketball, badminton cov tsev hais plaub thiab lwm cov chaw ua si yas yog tsim rau kev ncaws pob dav dav, kev xyaum khau, khau yas khawm lossis cov khau muag muag.
(4) Txhob tiv tauj nrog cov tshuaj solvents thiab tshuaj.
(5) Tsis pub haus luam yeeb Cigarettes, chewing gum or sugary drinks yog cov txwv.
(6) Kom nws huv si. Yaug nrog dej. Thov oily stains thiab so tawm nrog 10% ammonia los yog xab npum.
