Mixtures and Separation Demonstrations
Mixtures are combinations of substances that can often be separated into their components. This category focuses on methods used to achieve separation, from simple physical techniques to more specialised approaches. Learning about mixtures and how to separate them provides a foundation for understanding both laboratory practice and natural processes.
Materials
★☆☆ Easy to get from supermarket or hardware store
★★☆ Available in most school laboratories or specialist stores
★★★ Requires materials not commonly found in school laboratories
Difficulty
★☆☆ Can be easily done by most teenagers
★★☆ Available in most school laboratories or specialist stores
★★★ Requires a more experienced teacher
Safety
★☆☆ Minimal safety procedures required
★★☆ Some safety precautions required to perform safely
★★★ Only to be attempted with adequate safety procedures and trained staff