File:Ventilation good bad.jpg

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Author Rafal Konkolewski 2005, relased under:

Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Ventilation, good and bad. If you are using this picture please add link to http://www.superwentyl.prv.pl/ there are more pictures, including movie.

Zdjęcie przedstawiające dobrą i złą wentylacje, (ciąg wsteczny), opublikowano na licencji Public Domain, jeżeli go używaż dodaj prosze link do strony http://www.superwentyl.prv.pl/ ,est tam więcej zdjęć jak również filmiki.

Other versions: File:Air hole.jpg

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Date/TimeThumbnailDimensionsUserComment
current14:31, 21 August 2005Thumbnail for version as of 14:31, 21 August 20051,024 × 672 (74 KB)Rafikk~commonswikiAuthor Rafal Konkolewski 2005, relased under {{PD}}.

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