Talk:Polycrystalline silicon
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"But prices for solar-grade silicon, which have leapt from around $9 per kilo in 2000 to $25 last year and $60 this month, are threatening to put the brakes on the annual growth rates of 30 percent to 40 percent the industry has seen since 1997." Opps, it look like the price too fast due to inadequate supply [1]