2. Separation methods – 2.1 Plastic bottle for water purification (student instructions) © Siemens Stiftung 2019 CC BY-SA 4.0 international

2. Separation methods – 2.1 Plastic bottle for water purification (student instructions)

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Experimentation instructions:
Detailed instructions and questions for students on conducting the experiment “Plastic bottle for water purification”.

English
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PDF (488.4 kByte) DOC (614.0 kByte)
2020-09-07
The question “How would you produce clear water from turbid water with simple materials?” shall be answered by experimenting.

Information and ideas:
One item deals with „Technical application and vocational orientation“. The question to be answered is here "In some African countries people use charcoal or even the ashes of burned bones instead of sand if the natural water is strongly contaminated with toxic fluoride salts.
How does this cleaning process work?”
Experiment
Biology; Chemistry; Technology
Grade 7 to 9; Grade 10 to 13
Middle/high school; Vocational training
Drinking water; Sewage plant; Waste water; Water treatment
Siemens Stiftung Media Portal
Dieter Arnold
© Siemens Stiftung 2019
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