This is the 14458th most frequent Russian word.
охлаждением
"Охлаждением" means "cooling" or "chilling."
Here, "охлаждением" is part of the instrumental case and follows the noun "системой," showing how the system operates, i.e., by cooling.
Эта машина оборудована системой охлаждением.
This machine is equipped with a cooling system.
Here, "охлаждением" functions as an instrumental noun indicating the activity or process of cooling spaces.
Мы занимаемся охлаждением помещений в жаркое время года.
We are engaged in cooling rooms during the hot season.
In this sentence, "охлаждением" describes a characteristic of the device necessary for product preservation.