In an emergency such as a fire you want to be able to escape from a building quickly and be assured that there’s plenty of water to fight the flames. I presume these capped pipes have something to do with that purpose?
| Aperture | ƒ/8 |
| Camera | Canon EOS 20D |
| Focal length | 10mm |
| ISO | 100 |
| Shutter speed | 1/400s |