ikheshi elinebhakede elilodwa
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Ikheshi elishisayo elinebhakede elilodwa le-hopper, umthumeli webhakede elilodwa le-hopper/amukela isimiso sokuphakamisa iketango lokugcwalisa
Iketanga lishayelwa ukuhambisa i-hopper ukuze iphakamise ngokushesha ukuze kuthulule okubalulekile. Ngokukhethekile ukusetshenziswa okukodwa kwezinto ezinkulu kanye nezinto ezinkulu ze-viscosity njengezinkukhu, ukudla kwasolwandle namaphiko enkukhu, njll.