A compact disc is a deceptively simple looking device considering the technology required to make it. CDs consist of three layers of materials:
Some manufacturers use a silver or even http://wiki.answers.com/../Volume-1/Gold.htmllayer instead of the aluminum layer in the manufacture of their compact discs.
You can use a cd, bottle lid and use a steel rod as Axle
polycarbonate
polycarbonate
One can easily refurbish recycled materials to make a CD shelf. Cardboard boxes makes good foundation material and can be crafted into many different forms.
If you are looking to build a home music studio, you will need materials to make the room soundproof. You will also need a computer system that will help make Cd's and instruments.
Dental materials are examples of materials that are used to make impressions.
who first used plants to make materials
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Wool or Cotton. They are both materials that can be used to make a blanket.
Wool or Cotton. They are both materials that can be used to make a blanket.
The materials used to make cement are,Calcareous materials (limestone)Argillaceous materials (clay)gypsumCoal dustIron oxidemagnesiumAlkalies
The dental materials are examples of materials that is used to make impressions.