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.
They said they have frames starting as cheap as $18 and they go up to $140. They charge $49 for the eye exam. Their cheapest lenses are plastic (as expected) for only $30. The $30 lenses have no coatings on them. They charge an extra $10 for UV coating and $35 for anti-reflective coating.