Eli5: Why are most public toilets plumbed directly to the water supply but home toilets have the tank?

Question

Eli5: Why are most public toilets plumbed directly to the water supply but home toilets have the tank?

In: 4741

Answer 1

[How Flush-o-meter type (commercial) toilet valves work.](https://www.youtube.com/watch?v=FOw9W39C_Ts)