Chewing chewing, the food (now called a bolus) is swallowed. It enters the esophagus and via peristalsis continues on to the stomach, where the next step of digestion occurs. Premastication is sometimes performed by human parents for infants who are unable to do so for themselves. The food is masticated in the mouth of the parent into a bolus and then transferred to the infant for consumption. (Some other animals also premasticate.) Cattle and some other animals, called ruminants, chew food more than once to extract more nutrients. After the first round of chewing, this food is called cud. Chewing is
Pyongyang Chewing Gum Factory picture book featuring the factory was published by Korea Pictorial in 2010. Among their products is Unbangul Chewing Gum (은방울 껌). The KCNA reports that it strengthens gums and teeth, prevents dental caries, counteracts tartar and halitosis, and promotes digestion and cerebration. Available flavours include grape, mint, and strawberry, in flat, round, and square shapes. The main ingredients of the gum are edible rubber, sugar, glycerine, flavouring, and natural food colouring. Pyongyang Chewing Gum Factory The Pyongyang Chewing Gum Factory is a factory that manufactures chewing gum in Pyongyang, North Korea. The plant is run by Korea Ponghwa General. According