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This was to help keep it on its proper course on the way down and to equalize the heating of the spacecraft from the intense heat it would encounter during the reentry process

In the study, Tammemagi and his colleagues surveyed more than 600 nonsmokers from the Detroit area -- half of whom had been diagnosed with chronic sinusitis -- about their exposure to secondhand smoke at home, at work, in public places (such as bars, restaurants, and bowling alleys), and in private social settings over a five-year period

This is essential information because the size of the measured aerosol was mainly below 1 m, and therefore was able to penetrate deeply and effectively into the respiratory system [63]

The good news is that the test only has to be performed once