Water, Oysters

23-September-2020 Wednesday
Water quality in Perm

Water quality in Perm - My, Video, Video, Vertical video, Vertical video, Permian, Permian, Water, Water, Longpost, Longpost, Housing and communal services, Housing and communal services, Negative, Negative, Rust, Hot water

Video Water Hot water Housing and communal services Negative Permian Rust

22-January-2019 Tuesday
Oysters - can filter water through the digestive system and make it drinkable

Video Water GIF The science Oysters Filter

07-April-2016 Thursday
Oysters

Aquarium Water A life Comments Oysters Humor

02-November-2014 Sunday
How oysters purify dirty water.

Video Water Oysters Filtration

26-October-2014 Sunday
Both tanks are from the same place and time. The tank on the right has oysters and the one on the left doesn't.

Water Images Tanks Oysters

25-October-2014 Saturday
The water in both aquariums was taken from the same place at the same time. But they put oysters in the right one, but not in the left one.

Water Images Oysters

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