Article from

German Clean Questions
translated by Martin Römer, Bettina Wellke and Hans-Peter Wellke

You can download the questions formatted in two ways:

(14 of the most commonly used of David Grove's Clean Language questions)


(The Molecule of Perception)

A list of the specialised questions and the Clean Space questions and directions will be added in the future.

 Visit the main German Clean Language site at:


The translation of this piece has been undertaken by those named.


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