for Teachers for Schools for Companies. Sulfur is a major mineral of the body that is part of certain amino acids and helps with many bodily processes. Learn what happens if you do not get enough of the mineral through your diet and what happens, if anything, when too much is ingested in this lesson.
Special-effect contacts (also called theatrical contact lenses, costume contacts and gothic contact lenses) are popular for Halloween and costume parties. These lenses typically are sold separately in individual glass vials and can range in price from $50 to more than $200 per lens.
Cost of Contacts versus Cost of Glasses. Unless you are planning to buy the most basic glasses and wonât replace them for a few years, contact lenses are almost certain to be cheaper. On average, people spend about $300 on new eyeglasses. A yearâs supply of contact lenses costs an average of $350 to $400.