Coagulant A material (iron or aluminum salts, e.g., aluminum sulphate ... Powder metallurgy, coatings, polishing, anodizing for fuel efficiency Surface treatments used to improve the finish, ...

Coal-fired power plants have done their fair share of damage over the past century. From climate change to acid rain, black lung to heart disease, they’ve generally been on the debit side of the ...

Machined from a single block of aluminum, the Cleaver features Hall ... and available with Windows or Mac layouts and clear or black anodized finishes. 1/3 The Cleaver is available for preorder ...

Some have taken effect, including his tariffs on aluminum. Economics correspondent Paul Solman looks at those and what kind of impact they may have on manufacturers, workers and consumers.

PHNX Materials has devised a way to strip fly ash of sulfur and aluminum, impurities that concrete companies would rather avoid. By drawing out those compounds, PHNX preps the fly ash so that it’s ...

impurities that concrete companies would rather avoid. By drawing out those compounds, PHNX preps the fly ash so that it’s ready for concrete companies while also creating a new source of sulfur and ...

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