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International water-polo pool

Why peeing in a swimming pool is a hazard

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swimming pool

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Learn about this topic in these articles:

swimming

In swimming: History
The Romans built swimming pools, distinct from their baths. In the 1st century bce the Roman Gaius Maecenas is said to have built the first heated swimming pool.
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water polo

In water polo
The minimum depth of the pool is 2 metres (6.5 feet). The pool is 30 metres (98 feet) long between goals, and 20 metres (65 feet) wide. The width between goalposts is 3 metres (9.8 feet), the crossbar being at least 0.9 metre (3 feet) above the surface of the…
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