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Listed under:  Science  >  Matter  >  Mixtures
Video

Chemistry of rotten eggs, and more

Want to know if an egg is rotten, why onions bring on tears and what makes green vegetables turn brown after cooking? Watch this clip to discover the chemistry behind these and other everyday problems. Find out about the chemical reactions, compounds and elements involved, and learn some simple chemistry-inspired solutions.

Video

Dyeing with red cabbage!

Many natural products, such as red cabbage and turmeric, can be used as a natural source of colour to dye fibres. Watch the dyeing demonstration in this clip to see how. Discover the chemistry of natural dyes, including the bonding properties of different pigments and how acid-base reactions can alter the colour of pH-sensitive ...

Video

Bubble mining

This 5 minute video from Catalyst describes froth flotation that has been used to separate some useful components out of mixtures in mining. Laureate Professor Graeme Jameson pioneered a way to help the mining industry extract fine particles and led to the development of the Jameson Cell. His scientific approach is now ...