An ink is composed of pigment and solvent. Pigment gives ink its color and comes from a variety of sources with nitrogen-containing compounds, commonly known as dyes. Solvent is derived from soybean oil, linseed oil or a heavy petroleum distillate.
Ink in historical times was derived from fruit juices, blood from shellfish or tannin. The first ink has been traced back to Egypt over 4,500 years ago. As of 2014, there are two main categories of ink: printing ink and writing ink. Printing ink is made for personal or commercial equipment, and writing ink is used in pens. The ink industry is valued at over $10 billion.Learn More
Generic paper towels are made by grinding up wood and other plant material into fibers. Then, the fibers are bleached white, pressed into thin sheets and dried out.Full Answer >
Pringles are made from a combination of rice, corn, wheat and potato flakes. This powder-like substance is turned into a dough using water, and the dough is rolled out onto a sheet and mechanically cut. Afterward, the chips are baked in oil for a few seconds, blown dry and covered in seasoning.Full Answer >
Released in November 2001, the original Xbox console was made in Guadalajara, Mexico. Its successor, Xbox 360, was made in the Pearl River Delta region of Southern China. As of September 2014, Xbox One is being manufactured in Shanghai, China.Full Answer >
Kleenex tissues are made by mixing wood pulp with water, straining out the cellulose fibers and removing the water to form fiber sheets. These sheets are dried and pressed on a cylinder, then removed from the cylinder and layered into two- or three-ply stacks.Full Answer >