An alloy is a substance made by melting two or more elements together, at least one of them metal. An alloy crystallizes upon cooling into a solid solution, mixture, or intermetallic compound. The components of alloys cannot be separated using a physical means.
chewing sugarless gum reduces the quantity and development of plaque, relieves the symptoms of dry mouth, neutralizes acids, remineralizes tooth enamel, and may help reduce the incidence of tooth decay.
Research generates new ideas. Through research, we can explore and discover new things, concepts, and ideas that will make our lives easier. Through the new ideas discovered, we gain new knowledge which helps us understand the nature of things.