high purity polycrystalline silicon from Freiberg/ Germany for background use
Schlüsselwörter
silicon,
purity,
polycrystalline,
raw material,
production,
chemistry,
german,
metallic,
glossy,
solid,
mining,
resource,
elemental,
element,
alloy,
periodic table,
shiny,
industrial,
pure,
assay,
shine,
group,
chunk,
block,
heap,
pile,
stack,
background,
texture
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