http://techgnosticinstitute.com/pure-diamond-stainless/
Pure Diamond Stainless
Classify each of the following as an element, compound, solution or mechanical mixture …?
* The air in this room * * scope mouthwash with orange juice pulp brass * * * * graphite pure water tea with sugar * * cough syrup diamond sand beach Stainless Steel * Windex * * * * Swamp water * Aspirin petrol coke polish remover shampoo solution * of carbon dioxide gas compounds If you attended the lesson they should at least be able to do some more of these. Why not try?