Ancient Rome (1st Century AD)
Development of public toilets and waste disposal systems called latrines directly over the running waters of the sewers that poured into the Tiber River. The Romans constructed advanced public latrines linked to an extensive sewer network known as the Cloaca Maxima. These early toilets utilized flowing water to transport waste away from public spaces, representing one of the first instances of a water-based fixture.
Sir John Harington’s Flush Toilet(1596)
He was the first to invent the first modern flush toilet. Sir John Harington, an English the godson of Queen Elizabeth I, invented the first flush toilet. His design used a water tank to flush waste into a sewer.
Alexander Cummings Patents the S-Trap(1775)
He was a Scottish watchmaker who invented a key improvement to the flush toilet, the S-trap. This is how the pipe was formed that sealed the toilet bowl to prevent bad odors from escaping into the bathroom area. This design was a major factor in allowing the flush toilet to become more functional and hygienic. He was the one who patented it.
Thomas Crapper Popularizes the Flush Toilet(19th Century)
Introduction of Low-Flow and Dual-Flush Toilets(1990s)
The Introduction of water-saving flush toilets in response to concerns about water usage. The low-flow toilets were introduced to have less water usage per flush. Then came the dual-flush system, which also emerged, allowing users to choose between a full flush or a reduced flush, further conserving water.