The ad also says it is not a production milker and not designed to replace commercial machines.

VOA: special.2010.07.20

Other plants take nitrogen out of the soil, but beans and other legumes replace it.

VOA: special.2009.03.24

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

VOA: standard.2010.04.25

He asks what other rocks could replace it and for the sake of argument, suggests granite.

VOA: standard.2010.07.26

"I think I need it to do all the things it can do, like book reading, and to replace my computer during trips abroad."

VOA: standard.2010.05.28