He died last year. By that time, hundreds of thousands of the filters were in use in developing countries.

VOA: special.2009.06.22

Last year,President Obama ended restrictions on the use of federal money for studies of human embryonic stem cells.

VOA: special.2010.11.02

Light-emitting diodes are small glass lamps that use much less electricity than traditional bulbs and last much longer.

VOA: special.2009.12.21

"Why would you want a plastic that you use for a year to last for two hundred years?

VOA: special.2010.06.01

The government promised last month to end its use of heavy weapons.

VOA: special.2009.05.16

The heads of state at the AU's last summit had asked the U.N.Security Council to use its power to defer the Bashir indictment for one year.

VOA: standard.2009.07.06

French President Nicholas Sarkozy urged Mr.Assad, during a conference in France last July, to use his influence to help resolve Iran's nuclear standoff with the West.

VOA: standard.2009.03.18

Distribution began late last year and the plan is to have one million books in schools and 3,200 teachers trained to use it by the end of this year.

VOA: standard.2010.04.19

Last week as he began his trip to Africa, Pope Benedict angered many AIDS activists when he rejected the use of condoms to fight the disease, saying condoms aggravate the problem.

VOA: standard.2009.03.22

Democrats controlling both committees will use as a basis revised figures released last week by the Congressional Budget Office that project a more than $1.8 trillion deficit for 2009,substantially more than the Obama administration's initial estimate.

VOA: standard.2009.03.24

"It is really pollution from our own use of space. Over the last 50 years we have been a bit careless, just as we have been careless with our oceans and rivers over centuries and polluted them.

VOA: standard.2010.07.24