Micro pa twj siv dav dav siv kho mob thiab kev noj qab haus huv, kev tshawb fawb, kev sim, kev tiv thaiv ib puag ncig, twj thiab twj, kev lag luam chemical thiab lwm cov lag luam feem ntau xa mus rau lub tshuab nqus tsev twj.
Muab piv txwv nrog cov tshuab nqus dej loj, nws muaj qhov zoo li nram qab no: me me, tsis muaj suab nrov, tsis muaj zog, khiav lag luam yooj yim, tsis pub tu, 24 teev ua hauj lwm, thiab tseem tso cai rau nruab nrab . Qhov tseem ceeb, vim tias nws yog qhuav thiab roj dawb, nws tsis xav tau lub tshuab nqus tsev twj siv roj los sis lubricating roj, yog li nws tsis ua rau cov neeg ua hauj lwm nruab nrab, thiab tsis cuam tshuam nrog kev ntsuam xyuas ntawm qhov nruab nrab.
Thiab tus nqi yog pheej yig dua.Thaum daim ntawv teev npe ntawm cov tshuab nqus hlau me me nyob hauv ntau yam kev lag luam thiab kev txhim kho cov tshuab nqus tsev, qhov kev lag luam ntawm lub tshuab nqus tsev me me ua tau zoo zuj zus tuaj, thiab qee lub teb tau hloov lub tshuab nqus tsev.