| 31. | These oxides are removed with the dross while cleaning the surface of the molten metal.
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| 32. | Known in the production process as dross, the tin dioxide adheres to the glass.
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| 33. | At intervals the lead is remelted and the oxidized metal ( dross ) skimmed off.
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| 34. | Dross, as a solid, is distinguished from slag, which is a liquid.
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| 35. | What are the constituents of Aluminium dross?
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| 36. | After recording two singles for Joyce Records, Van Dross left The Crests in 1958.
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| 37. | When I print an email from Thunderbird, I get vast quantities of header dross.
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| 38. | Ultimately the dross overwhelmed the gold.
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| 39. | But nostalgia is a highly deceptive sieve that catches the gold and rigorously excludes the dross.
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| 40. | Producers can make gold of dross.
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