Urukurikirane rwa SSPQ kabiri rurakwiriye gukoreshwa nkigikoresho cyo kumarana na peteroli yumye cyangwa amavuta yoroheje umurongo wibanze kuri sisitemu yo gusiga 40Ma. Umugaragaro kabiri umurongo ukoreshwa mugutanga libricirint kuri buri ngingo ihindagurika muburyo busanzwe ukurikije ubundi buryo bwo gukanda imirongo ibiri. Dispenser irahari hamwe na peteroli, hamwe nibimenyetso byimikorere kandi hamwe na stroke.
