Answer – 20 percent
A Blood Alcohol Level (BAL) of .12 reduces the distance a pedestrian can be seen by a driver by about 20 percent. Four standard drinks consumed during the first hour of drinking, will increase a person's BAL to about .1%
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Emphysema is a condition gathering area between the lungs and chest, while emphyema is an infection of lung tissue.
Try getting them to breathe into there belly rather than there chest and try to get them to hold there breath for 10 to 15 seconds at a time or try to get them too breath in there cupped
hands or a paper bag
