article_snippet: Removal of Body Fat and
article_snippet: Water The body water and soluble fats are dissolved from the body by placing the body into an acetone bath.
article_snippet: Forced Impregnation A reactive polymer - silicone rubber -  replaces acetone.
article_snippet: The specimen is immersed in a polymer solution and placed in vacuum chamber.
article_snippet: The vacuum removes acetone from The specimen and helps the polymer to penetrate every last cell.
article_snippet: The specimen is hardened with gas, light, or heat.