Sistemụ ụlọ ụmụaka na-enye ebe kacha mma maka mmepụta ezì.Ejiri ihe polypropylene na-amaghị nwoke mebere ọkwa dị elu, iyi na nguzogide mmetụta na-eme ka ọ dị elu karịa ala plastik ndị ọzọ.Iberibe fiberglass na-egosi nchara na corrosion na-emecha usoro ahụ, na-ekepụta ala dị ọcha, dị mma, na-adịte aka maka ezi gị.ọ dị mfe ihicha.Ihe owuwu rọba anyị siri ike na-eguzogide nje bacteria na-ebuli ma na-akwafu ihe mkpofu ngwa ngwa.Oghere ndị buru ibu na-enye ntụcha ọka ka mma.Ọgịrịga ndị dị elu na-agbanwe agbanwe na-egbochi ịkwanye nri na nkuku, nke nwere ike ime ka corrosion na-akaghị aka na mkpịsị ígwè.
Usoro mmepụta ngwaahịa bụ usoro ịkpụzi mbụ na nke a na-ahụkarị na mmepụta resin composite.The usoro nke aka tapawa ịkpụzi dabeere resin ngwakọta na-agwọ ọrịa gị n'ụlọnga dị ka matrix, iko eriri na ákwà ya dị ka ume ihe onwunwe, na abụọ na-bonds ọnụ site ntuziaka Ịtọkwasị na mkpuchi na ebu na-agwọta ịkpụzi site chemical mmeghachi omume.N'ikpeazụ, e nwetara ngwaahịa ndị mejupụtara site na ịkpụzi.