Duramazwi · midziyo
Bhora
Bhora diki rinokandwa mumugero richienda rimwe divi nerotor. Mabhora emazuva ano ndeeivorine kana Teflon, 18–21 mm.
Mumashandisirwo
Saizi yebhora inochinja kusvetuka kwaro: bhora diki rinorira kwenguva refu pakati pemafretmidziyoFretRusvingo rwesimbi pakati pemakomba maviri pavhiri.Verengai zvese → risati ragadzikana. Masitudhiyo anochinja saizi kuti achinje maitiro aro.
Maiziva here
Mabhora enyanga dzenzou akashandiswa kusvika pakati pemuzana ramakore rechi20; vanounganidza vachiri kudaidza ezvigadzirwa kuti “ivorine”, zita rekutengesa rechinotsiva celluloid kubva kuma1890.