Cov khoom siv PP uas muaj zog dua yog lub teeb yuag, tsis muaj tshuaj lom, muaj kev ua tau zoo thiab tuaj yeem ua kom huv si thiab muaj ntau yam kev siv.
1. Cov khoom siv PP uas muaj zog siv rau hauv tsev neeg txhua hnub, siv tau ua cov khoom noj uas noj tau, cov lauj kaub, cov pob tawb, cov lim dej thiab lwm yam khoom siv hauv chav ua noj, cov thawv ntim khoom noj txom ncauj, cov thawv khoom qab zib thiab lwm yam khoom siv hauv chav ua noj, cov dab da dej, cov thoob, cov rooj zaum, cov txee ntawv, cov thawv mis nyuj thiab cov khoom ua si thiab lwm yam.
2. Cov khoom siv PP uas muaj zog siv rau hauv cov khoom siv hauv tsev, uas siv tau ua cov khoom siv tub yees, lub hau npog lub cev muaj zog kiv cua hluav taws xob, lub taub hau tshuab ntxhua khaub ncaws, cov khoom siv ziab plaub hau, cov hlau ntswj, lub hau npog TV, lub thawv jukebox thiab lub plhaub kaw suab, thiab lwm yam.
3. Cov khoom siv PP uas muaj zog siv tau ntau yam khaub ncaws, ntaub pua plag, cov nyom dag thiab cov chaw ua si caij ski dag.
4. Cov khoom siv PP uas muaj zog siv rau hauv cov khoom siv hauv tsheb, cov kav dej tshuaj, cov thoob cia khoom, cov ntaub thaiv khoom siv, cov lines, cov phaj lim, cov pej thuam distillation nrog Bauer ring packings, thiab lwm yam.
5. Cov khoom siv PP uas muaj zog siv rau cov thawv thauj khoom, cov thawv ntim khoom noj thiab dej haus, cov yeeb yaj kiab ntim khoom, cov hnab hnyav, cov ntaub ntawv khi thiab cov cuab yeej, cov thawv ntsuas, cov hnab nqa khoom, cov thawv hniav nyiaj hniav kub, cov thawv twj paj nruag thiab lwm lub thawv.
6. Cov khoom siv PP uas muaj zog kuj siv tau ua cov ntaub ntawv tsim kho, kev ua liaj ua teb, kev cog ntoo, kev yug tsiaj, kev sib tw, kev nuv ntses nrog ntau yam khoom siv, hlua thiab cov nets thiab lwm yam.
7. Cov khoom siv PP uas muaj zog siv rau cov koob txhaj tshuaj thiab cov thawv kho mob, cov raj xa dej thiab cov lim dej.
