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Water, Streamlining
23-September-2020 Wednesday
Water quality in Perm
Viridi
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Water quality in Perm
Video
Water
Hot water
Housing and communal services
Negative
Permian
Rust
17-December-2018 Monday
Coanda effect.
Kokonut
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Coanda effect.
Water
GIF
Streamlining
Physics
v20240901