what is the tea bag made out of
occasionally of silk food-grade plastic filter paper
title: Tea bag text: Tea bag A tea bag is a small, porous, sealed bag or packet containing dried plant material, which is immersed in water to make a tea or an infusion. Classically these are tea leaves ("Camellia sinensis"), but the term is also used for herbal teas (tisanes) made of herbs or spices. Tea bags are commonly made of filter paper or food-grade plastic, or occasionally of silk. The bag contains the tea leaves while the tea is steeped, making it easier to dispose of the leaves, and performs the same function as a tea infuser. Some tea bags have an attached title: Tea bag text: in both the US and UK since 2000. Tea bag A tea bag is a small, porous, sealed bag or packet containing dried plant material, which is immersed in water to make a tea or an infusion. Classically these are tea leaves ("Camellia sinensis"), but the term is also used for herbal teas (tisanes) made of herbs or spices. Tea bags are commonly made of filter paper or food-grade plastic, or occasionally of silk. The bag contains the tea leaves while the tea is steeped, making it easier to dispose of the leaves, and performs the same function as a title: Tea bag text: aromas. Then the paper tea bags were stitched from all sides to create protective casings for the tea leaves. The first modern tea bags in the Western World were hand-sewn fabric bags; tea bag patents date as early as 1903. First appearing commercially around 1904, tea bags were successfully marketed about 1908 by the tea and coffee importer Thomas Sullivan from New York, who shipped his silk tea bags around the world. The loose tea was intended to be removed from the bags by customers, but they found it easier to brew the tea with the tea still enclosed in title: Tea bag text: gathered for sale as loose tea, but some companies sell teabags containing whole-leaf tea. Tea bag paper is related to paper found in milk and coffee filters and is a blend of wood and vegetable fibers. The latter is bleached pulp abaca hemp, a plantation banana plant grown for its fiber, mostly in the Philippines and Colombia. Some bags have a heat-sealable thermoplastic such as PVC or polypropylene as a component fiber on the inner tea bag surface, and other bags are made from nylon. Paper tea bags are commonly sealed using polypropylene. In 2017, Mike Armitage, a gardener in title: Tea bag text: the porous bags. The first tea bag packing machine was invented in 1929 by Adolf Rambold for the German company Teekanne. The heat-sealed paper fiber tea bag was patented in 1930 by William Hermanson, one of the founders of Technical Papers Corporation of Boston, who sold his patent to the Salada Tea Company. The rectangular tea bag was not invented until 1944. Prior to this, tea bags resembled small sacks. A broad variety of teas as well as other infusions like herbal teas, are available in tea bags. Typically, tea bags use fannings, the left-overs after larger leaf pieces are