Beaker is common lab equipment mainly used to mix some liquids and heat the liquids. Mainly applied for most kinds of labs, chemical engineering,  the classroom, and even the home kitchens.AdvantagesBorosilicate glass material has good heat and chemical resistance, durable to use.Made with tapered sides and a pour spout, easy to pour out the melted materials.High light transmittance is helpful for you to watch the reaction inside the beaker.Convenient to pour the liquids through the pour spout.InstructionJust put the material inside it and heat.Notice1.During the dissolution or dilution process, do not touch the bottom or walls of the cup when stirring with the glass rod.2.When heating, there should be no water droplets on the outer wall of the beaker.