La'au kelu liusuavai vevela o le pa'epa'e pa'epa'e (ituaiga malosi), e le o'ona, faigofie ona fa'agaoioia, leai se carbonization i le fa'aaogaina faifaipea.O loʻo i ai uiga o le faʻapipiʻi vave, malosi maualuga, teteʻe o le matua, le faʻaleagaina, faʻamautu lelei o le vevela, ma le malosi o ata.O le foliga o le tootoo ma granular.

O le la'au fa'apipi'i fa'afefete vevela o se fa'apipi'i mautu e faia i le ethylene-vinyl acetate copolymer (EVA) e fai ma mea autu, lea e fa'aopoopoina ma se tackifier ma isi mea.E vave ona pipii,

Faʻaaogaina i le faʻapipiʻiina o palasitika, uʻamea, fiber, laupapa, pepa, meataalo, mea tau eletise, meafale, paʻu, mea taulima, mea seevae, faʻapipiʻi, keramika, paʻu moli, penina cotton, afifiina meaʻai, ma isi.

E mafai ona fa'aogaina le kelu fa'afefete i le fana kelu