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2. Engineering fit - Wikipedia

   en.wikipedia.org/wiki/Engineering_fit

   Engineering fits are generally used as part of geometric dimensioning and tolerancing when a part or assembly is designed. In engineering terms, the "fit" is the clearance between two mating parts, and the size of this clearance determines whether the parts can, at one end of the spectrum, move or rotate independently from each other or, at the other end, are temporarily or permanently joined.

3. Low-flow fixtures - Wikipedia

   en.wikipedia.org/wiki/Low-flow_fixtures

   Low-flush toilet (3212351477) Low-flush toilets use significantly less water per flush than older conventional toilets. In the United States, Older conventional toilet models, typically those built before 1982, can use 5 to 7 gallons of water per flush. Toilets from the era of 1982-1993 may use a somewhat smaller 3.5 gpf.

4. Clearance (civil engineering) - Wikipedia

   en.wikipedia.org/wiki/Clearance_(civil_engineering)

   For roads without curbs, the clearance for that is 1.5 metres (4 ft 11 in) given that the minimum clearance from the center line of the roads is 5 metres (16 ft 5 in). [ 21 ] For roadways that require passing under some structures such as tunnels, there are standards on the entire width of the roads known as horizontal curb-to-curb and wall-to ...

5. Pit latrine - Wikipedia

   en.wikipedia.org/wiki/Pit_latrine

   [7] [12] In developing countries the cost of a simple pit toilet is typically between US$25 and $60. [13] Recurring expenditure costs are between US$1.5 and $4 per person per year for a traditional pit latrine, and up to three times higher for a pour flush pit latrine (without the costs of emptying). [5]

6. Low-flush toilet - Wikipedia

   en.wikipedia.org/wiki/Low-flush_toilet

   A low-flush toilet (or low-flow toilet or high-efficiency toilet) is a flush toilet that uses significantly less water than traditional high-flow toilets. Before the early 1990s in the United States, standard flush toilets typically required at least 3.5 gallons (13.2 litres) per flush and they used float valves that often leaked, increasing their total water use.

7. Flush toilet - Wikipedia

   en.wikipedia.org/wiki/Flush_toilet

   If the toilet is flushed from a tank, a large holding cistern is mounted above the toilet, containing approximately 4.5 to 6 L (1.2 to 1.6 US gallons) of water in modern designs. This tank is built with a large drain 50 to 75 mm (2 to 3 inches) diameter hole at its bottom covered by a flapper valve that allows the water to rapidly leave the ...

8. Unisex public toilet - Wikipedia

   en.wikipedia.org/wiki/Unisex_public_toilet

   In 2016, Shanghai opened its first public unisex toilet near the Zhangjiabin River in a park, in the Pudong district. [63] Many of these toilets have opened in high-traffic areas for the convenience of all users, rather than specifically for the benefit of sexual minorities.

9. Wikipedia:Vital articles/List of all articles - Wikipedia

   en.wikipedia.org/wiki/Wikipedia:Vital_articles/...

   (2,879) T Tauri star · T cell · T-Series (company) · T-shirt · T-square · T-top · T. Allston Brown · T. Berry Brazelton · T. Boone Pickens · T. E. Hulme · T. E. Lawrence · T. H. Green · T. H. White · T. Nelson Downs · T. S. Eliot · T.A.T.u. · TGV · TIFF · TLC (group) · TNT · TNT equivalent · TRAPPIST-1 · TRS-80 · TSMC · TU Dresden · TV Guide · TVXQ · TW Hydrae · Ta ...