This category is within the scope of WikiProject Belgium, a collaborative effort to improve the coverage of Belgium on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.BelgiumWikipedia:WikiProject BelgiumTemplate:WikiProject BelgiumBelgium-related articles
This category is within the scope of WikiProject Physics, a collaborative effort to improve the coverage of Physics on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.PhysicsWikipedia:WikiProject PhysicsTemplate:WikiProject Physicsphysics articles
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