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a squatting pan with a water seal or siphon (more accurately termed a pour-flush pit latrine - very common in South East Asia for example) or simply a hole in the ground without a water seal (also called a simple pit latrine) - the common type in most countries in sub-Saharan Africa. Whilst a dry toilet can be with or without urine diversion, a pit latrine is almost always without urine diversion. The key characteristic of a pit latrine is the use of a pit, which infiltrates liquids into the ground and

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