As a result, less desirable plants may replace them.

VOA: special.2009.01.06

As a result,less desirable plants may replace them.

VOA: special.2010.01.19

"I learned you can heat chicken feathers and use it as hydrogren to replace gas in your car."

VOA: standard.2010.04.25

Dr.Leslie Miller at Washington Hospital Center is involved in clinical trials of heart pumps, including this one that the U.S.Food and Drug Administration has approved as a device that can permanently replace the heart for patients who are too old to be considered for a heart transplant.

VOA: standard.2010.01.27