ʻOku totonu nai ke ʻi ai ha nanamu ʻo aʻu ki he hili hono tapuni ʻo e kasa, ʻOku ngalingali ʻoku ne fakahaaʻi ha ʻi.
ʻOku faʻa tuhu ha nanamu ʻoku ofi ki he kasa ki ha mama ʻi he housi pe ko e ulapapeni fale ʻo e paipa kasa. ʻOku fokotuʻu atu ke fetongi ʻa e housi kasa ʻi he ngaahi meʻa pehee.
ʻIkai ngata ai, Kapau ʻoku ʻasi motuʻa ʻa e ulapapeni, ʻoku mahuʻinga hono fetongi taimi totó. ʻI he ngaahi tukunga ko ʻeni, ʻOku ʻikai faʻa hoko ʻa e cylinder kasa ko e palopalema pea ʻoku ʻikai faʻa lava ke fakamaʻamaʻa.