C: Interwoven NRPortbI DCC MAS 179258571.docx-25/10/2018 - 13 A portable suction device comprising: a gas inlet for receiving pressurized gas from an enclosed source that has a neck that is receivable in the gas inlet and a side wall； a gas flow path that extends from the gas inlet to an exhaust； and a suction generator that has a suction inlet, wherein the gas flow path extends through the suction generator, such that gas flow through the flow path generates a low pressure at the suction inlet. The device further comprises: a collection container with a collection inlet and an outlet that is coupled to the suction inlet； a suction tube that has proximal and distal ends, the proximal end being connected to the collection inlet of the collection container； and a sleeve that is to extend around the side wall of the source, whereby heat is conducted from the sleeve to the source as pressurized gas is discharged from the source. cO, LLJ (NO
