Making dirt in the air visible
Experimentation instructions for Experimento | 4+:
Can air become dirty?
This medium is made available under a CC BY-SA 4.0 international license.
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How to reference this medium
Information and Ideas:
• Please observe the general safety and hygiene measures and safety instructions in the respective teaching methods as well as the applicable safety guidelines for your school.
• All materials mentioned in the instructions will have to be purchased directly from commercial sources.