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).
Which Paper to Use for Brochures, Postcards, and Catalogs, Business Cards and Greeting Cards Choosing the right paper for your printing project can make a huge impact on the final product. From final presentation to cost, paper stock is the core of your printed piece.