How to Use "scavenge" with Example Sentences

1. For power , they " scavenge " energy from the environment , using solar energy or temperature changes .
2. The reactions of endogenous antioxidations scavenge free radical .
3. Object to determine which items to scavenge first .
4. I had no resources at all , except what I could scavenge or beg .
5. We managed to scavenge a lot of furniture from the local rubbish dump .