Depressants slow (depress) the nervous system which slows the brain and body reactions
The left side of your heart pumps oxygenated blood to your body.
The right side pumps blood to the lungs to receive the oxygen and it goes out of the left side to distribute it throughout the body.
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No its False, in terms of construction especially if your are taking the OSHA test they have different eye protection option and sunglasses is not on of them