Bopa tepinthawi zambiri amatchedwa Bopp tepi,tepi yoyika, tepi yokonzera, tepi yaofesi ndi tepi yolongedza.
Kukhazikika kwawo kumawapangitsa kukhala zida zodziwika kwambiri zonyamula.
Amagwiritsidwa ntchito kwambiri posindikiza mabokosi a malata ndi makatoni akulongedza m'mafakitale osiyanasiyana.Monga mafakitale azakudya, mafakitale a zakumwa, mafakitale ogulitsa mankhwala, mafakitale amagalimoto, mafakitale apulasitiki, mafakitale amagetsi ndi zamagetsi, mafakitale apanyumba, zodzoladzola ndi mafuta onunkhira, makampani opanga zolembera, etc.