Conclusions— ST-segment depression is associated with increased exposure to PM2.5 and black carbon in cardiac patients.

结论：心脏病患者中ST段的压低与患者在PM2.5和高碳浓度的空气中的暴露有关。

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In the flat carbon Americas segment, shipments grew about 4% as improved consumer sentiment in the country continued to boost automotive and appliance sales.

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It remains unknown where the segment fit into the wing, but it included reinforced carbon-carbon material, which protects the leading edge of shuttle wings from the 3, 000-degree Fahrenheit heat of atmospheric re-entry.

CNN: Piece of shuttle left wing identified