In order to allow student experiments to be carried out, the teacher must ensure the following conditions:

 

1. The classroom must be suitable for student experiments.
2. The learners can
   - operate the heat source (gas burner, hot air device) properly,
   - identify the most important laboratory equipment,
   - state the respective hazards and protective measures for the experiment,
   - apply the safety rules for working in the laboratory,
   - carry out simple qualitative and quantitative standard experiments and
   - record professionally.

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