TABLE OF DENSITY FOR SOME COMMON MATERIALS (computed in grams per cubic centimeter) COMMON MATERIALS Water ………………………1.00 Glass………………………2.60 Granite……………………...2.650 Bone……………………….1.85 Human Body………………..0.995 Butter……………………...0.94 Ice…………………………...0.917 Carbon…………………….2.60 Kerosene……………………0.800 Chalk………………………2.36 Salt………………………….2.200 Coal………………………..1.50 Sand…………………………2.800 Cork………………………..0.25 Sulfuric Acid………………..1.840 Gasoline……………………0.72 COMMON METALS Aluminum…………………..2.70 Mercury……………………13.60 Brass………………………...8.40 Nickel………………………8.80 Chromium…………………..7.10 Platinum……………………21.50 Copper………………………8.63 Silver……………………….10.40 Gold…………………………19.30 Tin………………………….7.30 Iron………………………….7.80 Uranium……………………18.70 Lead…………………………11.30 Zinc…………………………6.90 Magnesium………………….1.74 SOME COMMON WOODS Alder………………………0.40 White Pine…………………0.43 Ash………………………..0.75 Maple………………………0.69 Balsa………………………0.12 Oak…………………………0.85 Douglass fir……………….0.56 Yellow Pine………………...0.46 Ebony……………………..1.20 Walnut……………………..0.67 Larch (tamarack)………..0.51
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Cotton and leather are two different kinds of materials. There's also denim, wool, silk, fur, nylon, spandex, rayon and polyester.
Machine shaper are practically used in shaping materials. The parts of the machine shaper are Ram, Table, Clapper Box, Tool head, Cross rail, Stroke Adjustment, Column, Base and Table supports.
Favorite materials for bridges include steel, aluminum, titanium, wood, stone, and reinforced concrete.
There are many different materials used to make shoes. Rubber is a main component, as well as plastic and cloth.
Generally, if a select is accessing half of a table it will do a table scan. With thousands of records that should not slow it down much. If you were talking millions of records that might be a different story.