A new photo leaked online this week shows a damaged SpaceX prototype experts can’t seem to agree on. Some describe the incident as a mild setback while others say the downcomer is likely toast. Matt ...

A distillation tray is used to mix vapors and liquids together. The better the mixing, the more efficiently the tray works. Tray efficiency also depends on two other factors: how well the droplets of ...

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A hydraulic analysis successfully identified a bottleneck in a demethanizer column at Eastman Chemical Co.'s Longview, Tex., olefins plant. Flooding, apparent just above the tower swage (where the ...