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Solar vacuum tube for heating air.
- Author
- Sven Tetzlaff
- Created on
- Tuesday 19 March 2013
- Posted on
- Sunday 1 September 2019
- Dimensions
- 2945*1963
- File
- tubes-1.jpg
- File size
- 3353 KB
- Keywords
- energy, renewable, Solar Air Heater, solar collector, solar energy, solar thermal, solar tube, tube, vacuum tubes
- Albums
- Visits
- 1962
- Make
- Canon
- Model
- Canon EOS 5D Mark II
- DateTimeOriginal
- 2013:03:19 10:15:56
- ApertureFNumber
- f/4.0
- iptc_author
- Sven Tetzlaff
- iptc_copyright_notice
- Sven Tetzlaff (cc by-nc-sa 3.0)
- iptc_keywords
- Solar Air Heater, Solar Thermal, energy, renewable, solar collector, solar energy, solar tube, tube, vacuum tubes
- iptc_general_objectdescription
- Solar vacuum tube for heating air.
- date_creation
- 20130319
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