Leqephe la polasetiki la polypropiplene le na le thepa e ngata e ntle: Bothata ba mocheso, botsitso bo phahameng, botsitso ba tlhaho ba motlakase, eseng chefo, jj.
PP RUD le leqephe le sebelisoa haholo ho fafatsa tanka ea lijalo, nkhong ea li-acid, metsi a litšila, semicondtor ts'ebetso ea motlakase, jj
Ngolisa ho Lethathamo la Rōna:
Fumana Liphetolo, Litheolelo, Tse Khethehileng
Linyehelo le Moputso o Moholo!