Corn starch can be used to manufacture bioplastics. Corn starch is the preferred anti-stick agent on medical products made from natural latex, including condoms, diaphragms and medical gloves. Prior usage of talc was abandoned as talc was believed to be a carcinogen.
No. The natural color of kerosene is clear to a slight light yellow. 2 people found this useful.
As the distribution of color of amethyst is very different from that of most natural citrine, a heat treated amethyst is easily recognized: the yellow color is most intense in the tips, and the color might be more concentrated under the r-rhombohedra or patchy.