Alcohol Consumption and Hypertension. Several mechanisms have been proposed for the relationship between alcohol and elevated BP. An immediate effect of alcohol ingestion is vasodilation in some vascular beds. Sustained intake accompanied by high blood alcohol levels, however, results in short-term elevation of BP.
Uranus is a pale blue in this natural color image because its visible atmosphere contains methane gas and few aerosols or clouds. Blue Orb on the Horizon. 1  A recent NASA Hubble Space Telescope view reveals Uranus surrounded by its four major rings and by 10 of its 17 known satellites.his false-color view of the rings of Uranus was made from images taken by Voyager 2 on Jan. 21, 1986, from a distance of 4.17 million kilometers (2.59 million miles).
The color of Uranus comes from its atmosphere. Just like Jupiter and Saturn, Uranus is composed mostly of hydrogen and helium, with trace amounts of other elements and molecules. The third most common molecule in the atmosphere of Uranus is methane (CH 4).This substance causes the blue-green color of Uranus.Hereâs how it works.Although it looks white, the light from the Sun actually contains all the colors in the spectrum, from red and yellow to blue and green.he third most common molecule in the atmosphere of Uranus is methane (CH 4). This substance causes the blue-green color of Uranus. Hereâs how it works. Although it looks white, the light from the Sun actually contains all the colors in the spectrum, from red and yellow to blue and green.