makina wapangidwa ndi chidebe, kagwere paddles yogwira mtima ndi mbali Transitional; ndi wononga nkhafi ndikupita zambiri anaipanga 1 wosanjikiza kapena zigawo 3, lakunja wononga converge ndi chuma pakati kutsogolo mbali ziwiri, ndi M'kati mwa Amatiuzira wononga zinthu m'mbali awiri ku likulu, kuti mtundu convection kusanganikirana . cubage akhoza kukhala rotundity, kotero jekete akhoza anachita anachita ndi kuyanika.