Umlandeli ophathwayo ngumlandeli wevolumu ephezulu ephathwayo. Kwezinye iindawo ezithile, i-fan yesilingi ye-HVLS ayikwazi ukufakwa phezulu ngenxa yendawo encinci, i-MDM sisisombululo esifanelekileyo, imveliso ifanelekile kwiipaseji ezimxinwa, uphahla oluphantsi, iindawo zokusebenza ezixineneyo, okanye iindawo zomthamo womoya othile.