Laboratory Beaker is one of the most commonly used products of laboratory glassware. It is a cylindrical-shaped container made up of glass or plastic. On the side of the container, there is a scale that can be used to measure liquid volumes. It is used for containing a chemical reaction, measuring liquid, mixing, heating, and pouring liquids. They come in a variety of sizes. It ranges from small 5 ml to large 5L glass beakers. All in all, beakers are a versatile and essential part of laboratory glassware and are commonly used in research and experiments.