Isetshenziswa kabanzi emikhakheni ehlukahlukene yezimboni ezijwayelekile
Ifanele usayizi omkhulu kanye nendawo yokuma emagebhugebhu ehambisana nembobo yophawu lukawoyela (inothi: lapho uvala i-viscosity medium negesi ephansi, umphumela wokuvala omile phakathi konqenqema lwangaphandle lohlaka lwamathambo ensimbi kanye nonqenqema lwangaphakathi lomgodi lunomkhawulo.)