40+ Times People Had No Idea What They Were Looking at, But the Internet Knew What it Was Right Away

These unusual objects that seem to be streetlamps may be found at a few hospitals. They are, however, not headlights. They are, in fact, emergency showers. If someone had come into contact with a hazardous substance while on the job, they could receive treatment before entering the hospital here.

According to the book, a shower with an output of 2.5 GPM is required for ten minutes per pound. This shower must last 15 minutes and has a PSI of 20. Right?