Ilungele ukukhusela ingca yesoyi, ingca, ilaphu lendawo kunye neplastiki, iingcingo, iintente, iitarps, ilaphu legadi, imibhobho, imiqobo yokhula, njl.
Uyilo olumilise u-U lunceda ukongeza uxinezeleko olongezelelweyo emhlabeni, indlela ekhawulezayo nekhuselekileyo yokukhwela emhlabeni
Unamandla, umsebenzi onzima kwaye unokuhlala iminyaka yokusebenzisa
Iziphelo zinika ukufakwa lula emhlabeni