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.
Citrine is a variety of quartz which typically has a yellow hue - although it can very from very pale to brown. The color of natural citrine is caused by trace impurities of iron (Fe3+) ions.