All Separation articles – Page 5
‘Recycle shipwrecked cargo’ demands group
Recycle, reuse and rediscover with this shipwreck themed experiment. Includes kit list and safety instructions.
Is the secretary guilty? | 14–16 years
In this practical, your learners become chemical detectives by carrying out an investigation using separation techniques
Chewing Gum: Laboratory Exercise
This laboratory-based resource consists of an investigation into the composition of flavourings chemicals present in chewing gum.
On This Day - Mar 05 : Emmett Culligan was born
He invented the Culligan water softener system, which made water softening available to home users. This system uses minerals called zeolites, which filter calcium (Ca), magnesium (Mg), and other metal cations from hard water.
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