You can also perform a test. Take some of the material and add enough water to it to make it seem like you are making bread.

VOA: special.2009.09.14

Compost is a dark, rich material added to soil to improve it.

VOA: special.2009.06.23

"I am announcing a new international effort to secure all vulnerable nuclear material around the world within four years."

VOA: standard.2010.04.06

"The doctor appears one way, in scene four it's another way, in scene 10 it's something else and it is something that intrigued me a great deal so I sort of gave myself to the material along with the actors.

VOA: standard.2010.02.27

They have a material that supplies electrons and a power source that lifts the energy level of those electrons.

VOA: special.2010.09.01

The Agriculture Department has a soybean germplasm collection, a collection of genetic material passed from one generation to the next.

VOA: special.2009.01.20

At the time, she was searching for a way to make a material strong enough to use on automobile tires.

VOA: special.2010.02.09

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 tested the cement, and says less could be used because the rice hull ash makes it a stronger building material.

VOA: special.2009.12.01

Obsidian is a kind of black glass formed when the heat of a volcano melts the silica material in sand.

VOA: special.2009.09.16

The book says the saying began because a competitor's face was cleaned with a cloth towel or other material.

VOA: special.2010.11.21

A farmer could save on wood or stone with a round design that needed less material than traditional barns.

VOA: special.2009.12.29

He and a team of researchers there have built a house made out of straw bale and hemp material.

VOA: special.2009.10.05

Knitting is a way of creating clothing by looping together long thin pieces of material such as cotton or wool.

VOA: special.2009.04.08