Infinite Sets. If you continue to study this subject you will find discussions about infinite sets, and the idea of different sizes of infinity. That subject has special names like Aleph-null (how many Natural Numbers), Aleph-one and so on, which are used to measure the sizes of sets.
For decades, glossy paper, the type used in magazines, was made using a white clay called kaolin (named after the Chinese region Kao-Ling where it was mined to produce porcelain).
120# Gloss Cover. 1  This is one of our most popular papers. 2  It is a heavy 14pt stock with a glossy, coated finish. 3  It makes photographs and other images look beautiful.  Not recommended for cards that you would like to write 1  on. Standard uses: business cards, brochures, hang tags, and presentation folders.