These pants were especially useful for miners in California who needed clothing made from a strong material.

VOA: special.2009.12.18

It never comes back to the United States. Robyn Nietert says the income created by these loans is not only useful for the individual women and their families.

VOA: special.2010.06.16

This method is useful for making very detailed objects.

VOA: special.2009.09.09

China also showcased new mobile radar units, unmanned drones and helicopters equipment state-run TV announcers said would be useful for the "new information-based environment."

VOA: standard.2009.10.01

And he adds that it would be useful for U.S.law enforcement officials to coordinate with foreign agencies and governments, since cigarette smuggling has increasingly become a crime with no borders.

VOA: standard.2010.08.11

That changed around mid-century, "Well,what else can we use it for?" They discovered it was useful for feeding poultry,says Jim Hershey, executive director of the World Initiative for Soy and Human Health.

VOA: standard.2010.02.01

They hope that future synthetic cells can make useful bacteria for products like bio-fuels or vaccines, and to clean up polluted water.

VOA: special.2010.07.20

But she said that she wanted to help people, especially young people, to make useful lives for themselves and to help others.

VOA: special.2009.03.08

Babe was very useful. For example, Paul had trouble removing trees along a road that was not straight.

VOA: special.2009.01.24

He realized that this "teach-in" method would be a useful way for the public to express concern about the environment to federal and state officials.

VOA: special.2010.04.21

One of the first advancements researchers are working on is scanning tens of thousands of different soybean varieties, including wild relatives, to look for useful traits.

VOA: standard.2010.02.01

Hunt's computer program gives them a useful new tool for addressing the problem.

VOA: standard.2010.08.04

"It is a useful instrument for the villagers.

VOA: standard.2010.05.25