Toilets and pet fish have an unhappy history, but AquaOne Technologies is changing that, one flush at a time. This wasn’t how the Westminster, Calif.-based company set out to make its name. Really.

A man got his arm stuck in a toilet after the live fish he was saving for dinner leaped out of his hands and made a bid for freedom through the pipes in his dormitory's bathroom. After being rescued ...

The cistern may look like an aquatic torture chamber, but it is actually completely safe, both for humans and the fish. The toilet has three separate tanks – one for water flowing in, one for water ...