Christopher died at his home on December 31, 2016, in Pasadena, California. According to his son, John Christopher, the 84-year old actor died as the result of small-cell carcinoma. Cancer
Hypoallergenic flooring choices include natural-fiber carpeting. While not everyone shares the same allergy irritants, the United States Environmental Protection Agency points to a growing sensitivity to indoor air pollutants such as petrochemical emissions that add to the discomfort pollens, animal dander and mold cause.
Some manufacturers also use cellulose acetate propionate, a nylon-based plastic that is hypoallergenic. It's lightweight and has more transparency and gloss than other plastics. If your main criterion for a frame is lightness, then definitely consider propionate frames.lastic. If you want the colors of the rainbow, then zyl (zylonite, or cellulose acetate) is your material. Zyl is a very cost-effective and creative option for eyewear and is extremely lightweight. Particularly popular right now are laminated zyl frames that have layered colors.