noun
ozone generator; ozonizer; ozonator
A device that produces ozone, often used for sterilization, deodorization, or medical purposes.
病院ではオゾン発生器を使って空気を殺菌している。
Hospitals use ozone generators to sterilize the air.
このオゾン発生器は部屋の脱臭に効果的だ。
This ozone generator is effective for deodorizing rooms.
オゾン is ozone itself, while オゾン発生器 is the device that produces it.
Compound of オゾン (ozone, from German Ozon) + 発生 (generation) + 器 (device).