O le pepa pepa fa'asologa o filo mama mama na fausia e le Great Wall Filtration e faia i mea mata'utia e fa'avae i luga ole cellulose ma e leai ni mea fa'aoga minerale. Malosi maualuga, toe faʻaaogaina; Malosi kemikolo tetee, talafeagai mo le eseese o siosiomaga vai. O oloa fa'asologa o fiber mama e fa'aaogaina lautele. O le koko e faʻaaogaina mo le faʻafefeteina o sua viscosity maualuga, faʻapipiʻiina muamua le faʻapipiʻiina o le faʻapipiʻiina o mea faʻapipiʻi fesoasoani, faʻamalama, faʻamalamalamaina ma le faʻamamaina lelei o pisinisi eseese.
