【题目】Chewing Gum: A Sticky SubjectWhat do American students love and their teachers hate? Chewing gum (嚼口香糖)! It eventakes half an hour every day to clean up gumin some US 75.People have chewed gum for a long time, butmodern chewing gum was 76 made in 1870.T homas Adams, an...
Firstly, let's discuss what makes chewing gum chewable. The main ingredient that gives gum its elasticity isgum base(25–35% by weight). The formulation of gum bases is proprietary, but three main components make up all gum bases: resin, wax, and elastomer. These materials are first heated...
Chewing gum has come a long way since its origins in ancient civilizations where people used tree sap to freshen their breath. Today, chewing gum is a multi-billion dollar industry. But have you ever thought about what makes chewing gum so chewy?One of the key ingredients in chewing gum is...
After a year, he thought about throwing the sticky stuif away.One day Adams stopped at a store on his way home. He watched a little girl buy some chewing gum (口香糖) and chew it. The gum was made from wax (蜂蜡). Adams got an ide a from that. He hurried home to talk to his...
A sticky, dry feeling in your mouth Trouble swallowing A burning sensation on your tongue A dry feeling in your throat Cracked lips Reduced ability to taste things or a metallic taste in your mouth Mouth sores Frequent bad breath Difficulty chewing/speaking ...
(informal) Likely to stick; sticking, sticky. A non-stick pan. A stick plaster. A sticker type of glue. The stickest kind of gum. Stick A small shoot, or branch, separated, as by a cutting, from a tree or shrub; also, any stem or branch of a tree, of any size, cut for fuel...
Having the texture or properties of gum; sticky and viscid. Adhesiveness A substance, such as paste or cement, that provides or promotes adhesion. Gumminess The state or condition of being gummy. Adhesiveness The quality of being, or the degree to which a thing is, adhesive Gumminess The stat...
Chew up some food before starting this step: whether by chewing gum or eating celery—something sticky works best for getting rid of excess saliva in your mouth. Push the string between two teeth and slide it into place so that both sides of floss are touching each tooth, near where they...
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Brushing in way that imitates the chewing action will keep gums healthy in just the way Nature intended. But only an accurate toothbrush will then penetrate gaps where most damage occurs. Flossing will be useful to remove trapped food if this occurs. In Nature, nothing would ever pass between...