Category:Valves
Pertains to devices that control the passage of specific mediums. (water, gas, light, etc)
Wikimedia Commons has media related to valves.
Subcategories
This category has the following 7 subcategories, out of 7 total.
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Pages in category "Valves"
The following 69 pages are in this category, out of 69 total.
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This category content has been reduced to only pages contained in the ZIM file.