(v): exhaust or get tired through overuse or great strain or stress
(v): use up (resources or materials)
(v): pay out
(v): deplete
(v): use up (resources or materials)
(v): use up the whole supply of
(v): make void or empty of contents
(v): eliminate (a substance)
(n): gases ejected from an engine as waste products
(n): a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
(n): any materials unused and rejected as worthless or unwanted
(n): system consisting of the parts of an engine through which burned gases or steam are discharged
(n): instrumentality that combines interrelated interacting artifacts designed to work as a coherent entity
