All Properties of matter articles – Page 20
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The MoleAlcatraz: can you weld metals using just burning matches?
On screen chemistry with Jonathan Hare
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FeatureInvestigating commercial sunscreens
Commercial sunscreens provide the basis of an industry-linked investigation suitable for students at various levels
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Exhibition chemistryDecomposing hydrogen peroxide with blood
Mixing hydrogen peroxide with blood to produce a foam explosive
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FeatureDealing with nuclear waste
Nuclear power is a low-carbon technology, but it does come with a catch: it produces waste that emits harmful radiation for many thousands, even millions of years. UK chemists, however, are working to produce materials and technology to deal with this problem.
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FeatureSalty solvents – ionic really
Ionic compounds are usually high melting point solids. But mix together a powdered organic salt with aluminium chloride and the result is a clear, colourless, 'ionic liquid'
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FeatureMaking ice cream - it's physical chemistry
An understanding of the physical chemistry of ice cream is the route to a smooth, soft, creamy dessert