One such material is asphalt, a substance often placed on top of buildings and used to cover road surfaces.

VOA: special.2010.03.02

He said about one hundred kilograms of water had been found in the material ejected by the moon crash.

VOA: special.2009.12.30

One wedding dress from Egypt is made of red material covered in designs of gold thread.

VOA: special.2009.03.11

"One of the benefits is it's a relatively inexpensive renewable material that's readily available."

VOA: special.2009.10.05

One material that is commonly added to strengthen the adobe is straw.

VOA: special.2009.01.12

To make one, clay is mixed with a material that burns.

VOA: special.2009.06.22

One plan called for dropping the dredged material in deep waters.

VOA: special.2009.10.06

But experts say no-one knows how large the world stockpile of nuclear material is because not every country reports what it's producing.

VOA: standard.2010.04.06

Pope Benedict said Angolans should "meet one another fearlessly, agreeing to share personal resources, both spiritual and material, for the good of all."

VOA: standard.2009.03.20

One early submission is a dice game made of scrap material by an inmate who also included detailed, handwritten instructions on how to play the game he invented in his cell.

VOA: standard.2009.10.21