Equipment for Students' Self-discovery in Chemical Education V

Recently daily life has become very convenient, in areas involving manual work. In school life, students tend to obtain ready-made equipment and it is not necessary to make any equipment for common chemical experiments. From another point of view, there are many waste materials around us, such as coffee bottles, cans, plastic bottles and boards. To conserve our natural environmental system and to save natural resources, teachers are required to re-use those wasted (second-hand) materials and to demonstrate how to create hand-made equipment from such utensils or goods. In this paper, we will show ideal equipment that we have made for titrations