It may also be used to cut raw materials such as leather or plastic.

Materials such as plastic, metal, and even cardboard have been used in some instruments.

These were of inexpensive material such as tin, aluminum, plastic or paper.

Winter boots can be made from many different materials, such as leather, fabric, or plastic.

It may be made from a wide range of materials, such as plastic, steel, paper, or fabric.

If some of it goes into a petroleum product such as plastic, better yet.

Different materials, such as paper, metal, glass and plastic must compete with each other on the basis of environmental quality.

Different materials such as paper, metal, glass and plastic must compete on an environmental quality basis.

The tube can be made of any rigid material such as steel or plastic.

She likes to mix different media, such as paint, plastic and sound in her art works.