Epson EPL-5000 Guide De L'utilisateur page 480

Minimize the risk
To minimize the risk of exposure to ozone it is recommended that the
following conditions be avoided:
Use of multiple laser printers in a confined area (see above)
o
Operation in conditions of extremely low humidity
o
Poor room ventilation
o
Long continuous printing together with any of the above.
o
Printer location
The printer should be located so that exhaust gases and heat generated
are:
Not blown directly into the user's face
o
Whenever possible, vented directly out of the building.
o
10
Getting Started