scavenge

IPA: skˈævʌndʒ

(transitive) To collect and remove refuse, or to search through refuse, carrion, or abandoned items for useful material.
(transitive) To remove unwanted material from something, especially to purify molten metal by removing impurities.
(transitive) To expel the exhaust gases from the cylinder of an internal combustion engine, and draw in air for the next cycle.
(intransitive) To feed on carrion or refuse.

Examples of "scavenge" in Sentences

Many families living there support themselves by what they scavenge from the dump.
It is during this time that the snow crystal can collect or "scavenge" pollutants that are present in the air.
I love what information I have managed to scavenge from the Internet about this movie, except for this new name.
Maybe he would heat it a little over a fire, but, more often he would eat just after a kill or scavenge, meaning, raw organs, raw meats.
An electrical engineering student at the University of Queensland, Blake Newman, is looking for ways FLECK Nanos could 'scavenge' energy from the environment.
If so, then tiny "triad usage" grid signals to the devices would directly "scavenge" the disordered heat energy and stress energy continually appearing in the environment.