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.
For example, if the regular retail price is $250, you will have to pay $126 toward the cost of your contact lenses. ($250 Â­ $70 = $180; 70% of $1 80 = $126.) Optional Services Additional services are available to you through participating providers at the costs indicated: Â· Photosensitive single-vision lenses - $7.50. Lens or lenses, including: - single-vision bifocals, trifocals or lenticular lenses; - glass or plastic lenses; and-tinting of lenses. Â· A frame from a selection of discounted frames, which may vary from location to location.