Clean Science

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Produced by The Centre for Industry Education Collaboration (CIEC), in these activities, students investigate the cleaning power of washing agents and through a series of investigations that include:

* Which washing agent works best at low temperatures?
* Which washing agent produces the most foam?
* Does a washing agent need foam?
* How to make wool sink
* Constructing and using a surface tensiometer
* Emulsifying oil and water
* Dispersing talc in water

The package can be used complete or as separate self contained activities. Alternatively, groups within the class can work on different activities and then their findings can be pooled.

The materials contain full teacher guidance, student notes and activity sheets.

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Please be aware that resources have been published on the website in the form that they were originally supplied. This means that procedures reflect general practice and standards applicable at the time resources were produced and cannot be assumed to be acceptable today. Website users are fully responsible for ensuring that any activity, including practical work, which they carry out is in accordance with current regulations related to health and safety and that an appropriate risk assessment has been carried out.

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