time and prepared for processing as a single unit or batch. Example: A cheque processing system in a bank. All the cheques received in a particular time frame, say on a particular day are then sorted by the account number and processed in a batch. The following diagram shows the Batch transactions processing application.
When the rubber flapper is compromised, it allows water to run out of the drain causing the toilet to constantly refill. Replacing it is easy--replacements are available at most hardware stores or home centers. Be sure to take the old one with you to find a correctly matching replacement.
Depending on the water pressure to your house, a running toilet can leak over 1 gallon of water per hour which adds up to 26 gallons per day. This is almost 1 unit of water a month and if left undiscovered, a running toilet can waste almost 13 units of water a year.