Some surgeons are injecting tiny amounts of silicone oil into the lips to plump them. A few types of silicone oil are approved for injection into the body, but others are not, and none are approved for cosmetic use.
Figure 10c-2: Sir Charles Lyell, 1797-1875. The theory of uniformitarianism was also important in shaping the development of ideas in other disciplines. The work of Charles Darwin and Alfred Wallace on the origin of the Earth's species extended the ideas of uniformitarianism into the biological sciences.
A philosophical thought system that emphasizes equality and equal treatment across gender, religion, economic status and political beliefs. One of the major tenets of egalitarianism is that all people are fundamentally equal. Egalitarianism can be examined from a social perspective that looks at ways to reduce economic inequalities or from a political perspective that looks at ways to ensure the equal treatment and rights of diverse groups of people. Next Up.