Kalōk oran jikin kōto ko ñan pedped eo
X - Depakpak in lal in mweo
Y - joñan depakpak in lal in mweo
F - Jekjek in mōttan in kōtlok eo ñan pedped eo. Rectangular ak round.
D - Vent diameter.
A - Depakpak in juon vent eo ej āinwōt rectangular.
B - Utiej in juon jikin kōtlok.
E - Ratio in joñan an rup kōto ko ñan joñan an rup lal in mweo.
maroñ ko an būrookraam eo.
Kalōk oran jikin kōto ko ñan kōto ilo pedped eo.
Vent ko rej jikin ko rej bellok ilo mõttan eo ilōñ in bwidej eo rej likiti ñan kōtlok mejatoto iumwin bwidej.
Menin ej bōbrae an radon gas ko an kobalok im walok mold ion mweo.
Vent ko rej bed ilo jikin ko reoktak jen dron ilo lal in mweo bwe en emman an deloñ.
Ej juon menin aikuj ñan likit jikin kōto ko reutiej tata jen bwidej.
Aolepān joñan jikin kōto ko rej aikuj in 1/400 in jikin eo ilo lal in mweo.
Ñan jikin ko elap radon ie, joñan eo ej aikuj in 1/100.