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Silicon

What makes computer technology possible? Silicon!
Silicon does not exist in its pure form on earth, it must be refined from sand (SiO2). Then Silicon crystals are grown from a seed crystal in the lab, where it is heated to over 2,700 degrees fahrenheit.
SIL-4 Silicon 1.75-2.75in
SIL-4 Silicon 1.75-2.75in — $5.95
SIL-1A Silicon 1.5-1.75 inch
SIL-1A Silicon 1.5-1.75 inch — $4.95
SIL-1B Silicon 1.25 inch
SIL-1B Silicon 1.25 inch — $3.95
SIL-3A Silicon 0.50 lb

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SIL-3A Silicon 0.50 lb — $28.95
SIL-3B Silicon 0.43 lb

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SIL-3B Silicon 0.43 lb — $24.95
SIL-3C Silicon 0.35 lb

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SIL-3C Silicon 0.35 lb — $19.95
SIL-3D Silicon 0.33 lb

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SIL-3D Silicon 0.33 lb — $18.95
SIL-3E Silicon 0.29 lb

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SIL-3E Silicon 0.29 lb — $16.95
SIL-3F Silicon 0.25 lb

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SIL-3F Silicon 0.25 lb — $14.95