The race is on to open the first tilt roller coaster in the United States with amusement parks in Ohio and Texas vying for the chance to be the first to tip American riders vertically on a see-sawing ...
FET or huff FET; huff The FET involves carefully exhaling with the mouth and glottis open to generate ... toward the central airways. GAPD may be performed with a head-down tilt (lying postures ...
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