Jelaskan Sumber dari Kloset siram

Intelligent Bathroom Fixtures and Systems (comparison between passive and active vision systems for use with plumbing fixtures, as published in Leonardo, 36(3), pp 199–120, June 2003)

A Brief history of Wells and Toilets , 2005 book (link to pdf-file)

Did Thomas Crapper invent the flush toilet? - at Snopes

"Superflushing their way to the Super Bowl" - PM Engineer

Exploding toilets prompt recall, lawsuit