Changes

sys1=[[Blackwater Treatment System with InfiltrationSewerage|56]] |sys2=[[Blackwater (Semi-) Centralized Treatment System with Sewerage|67]] |sys3=[[Blackwater Transport to (Semi-) Centralized Treatment System|78]] |

Input1=Urine|Input2=Faeces |Input3=Flushwater| Input4=Anal cleansing water Cleansing Water |Input5=Dry Cleansing Materials|

'''The Cistern Flush Toilet is usually porcelain and is a mass-produced, factory made User Interface. The Flush Toilet flush toilet consists of a water tank that supplies the water for flushing the excreta and a bowl into which the excreta are deposited.'''

The attractive feature of the Flush Toilet cistern flush toilet is that it incorporates a sophisticated water seal to prevent odours from coming back up through the plumbing. Depending on the age and design of the toilet, approximately 3 to 20L of water may be used per flush. Water that is stored in the cistern above the toilet bowl is released by pushing or pulling a lever. This allows the water to run into the bowl, mix with the excreta , and carrying carry them away. ===Design Considerations=== Modern toilets use 6 to 9 L per flush, whereas older models were designed for flushwater quantities of up to 20 L. There are different low-volume Flush Toilets flush toilets currently available that use can be used with as little as 3L 3 L of water per flush. In some cases, the volume of water used per flush is not sufficient to empty the bowl and , consequently , the user is forced has to use flush two or more flushes times to adequately clean the bowl, which negates the intended saving of water saving. A good plumber is required to install a Flush Toiletflush toilet. The plumber will ensure that all valves are connected and sealed properly, therefore , minimizing leakage.

- The excreta of one user are flushed away before the next user arrives.<br> - No real problems with odours if used correctly. br> - Suitable for all types of users (sitters, squatters, wipers and washers). | con= - High capital costs; operating costs depend on the price of water. <br> - Requires a constant source of water. <br> - Cannot be built and/or repaired locally with available materials

===AdequacyAppropriateness=== A Cistern Flush Toilet cistern flush toilet should not be considered unless all of the connections and hardware accessories are available locally. The Cistern Flush Toilet cistern flush toilet must be connected to both a constant source of water for flushing and a Collection and Storage/Treatment or Conveyance technology to receive the blackwater. The Cistern Flush Toilet cistern flush toilet is suitable for both public and private applications and can be used in every climate.

===Health Aspects/Acceptance===

===Operation & Maintenance===Although flushwater continuously rinses the bowl, the toilet should be scrubbed clean regularlyto maintain hygiene and prevent the buildup of stains. Maintenance is required for the replacement or repair of some mechanical parts or fittings. Menstrual hygiene products should be collected in a separate bin.