Sludge Department
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About Sludge Department
Sludge Department is a point-and-click puzzle game about an engineer sent to repair a strange water treatment plant in a remote swamp. As the water gets deeper, the people become stranger, and you uncover the story of the broken plant, which is owned by Helix Water Solutions.
Puzzles and characters
You solve puzzles in both 2D and 3D and encounter mysterious, strange characters. The plant and its surroundings include sludge, clean and dirty water, vending machines, food, rats and other weird things.
Frequently asked questions
The best price for Sludge Department is $4.99 at Steam. It is the only shop with an offer that activates in your country.
The minimum requirements for Sludge Department are: Windows 7, 4 GB RAM, 300 MB storage. It also runs on macOS. The recommended specs are in the System requirements section.
No. Sludge Department is a single-player game.
Yes. Valve rates Sludge Department as Verified on the Steam Deck: it runs well out of the box.
Yes. Sludge Department is the full base game. You need nothing else to play it.
Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.
Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.
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