KARIBU MAISHANI

KARIBU MAISHANI

Monday, May 10, 2010

What are raw materials and processed materials?


Raw materials are materials that have been harvested from the earth. Lumber, metal ores, and grain are all examples of raw materials.



Processed materials are materials which have been refined or built by humans from raw materials. Examples would include paper, steel, or glass.

No comments:

Post a Comment