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.
The prevailing view at that time was that the Earth was created through supernatural means and had been affected by a series of catastrophic events such as the biblical Flood. This theory is called catastrophism. The ideas behind uniformitarianism originated with the work of Scottish geologist James Hutton.