Limestone

Limestone, or calcium carbonate-made of the skeletons of billions of sea creatures-is mined in large quantities. Carefully blasted out of the ground, it is first crushed with huge pestles to eliminate large boulders, then passed through a series of sieves to separate large chunks for further crushin...

Full description

Other Authors: Films for the Humanities & Sciences (Firm), Infobase., Granada Media (Firm)
Format: Video
Language: English
Published: New York, N.Y. : Infobase, [2007], c1987.
Physical Description: 1 streaming video file (20 min.) : sd., col., digital file.
Series: Chemistry in action.
Subjects:

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