When the officer confronted him, the man sprayed the air with fluid from a plastic pump bottle that he had inside his jacket.

CNN: Subway checked for hazardous material; none found

IBM's design involved feeding small plastic wafers into a heated pump that melted them and pushed the goo through an extruder.

FORBES: Almost Out of the Woods

Lillehei solved that problem with cross-circulation, in which a donor, linked to the patient by plastic hose and a simple pump, acted as a living heart-lung machine.

FORBES: Brave heart