This is the 5202nd most frequent Japanese word.
除去
Removal; elimination.
Here, '除去' ('remove') is used to describe the act of eliminating an undesirable element, specifically the bad odor, indicating a cleansing or purifying action.
部屋の空気の悪臭を除去するため、空気清浄機を使いました。
I used an air purifier to remove the bad odor from the room's air.
'除去' in this context refers to the action of clearing or eliminating unwanted marks from the skin using a specific product.
肌にあるシミを除去するためのクリームを購入しました。
I bought a cream to remove blemishes on my skin.
The term '除去' is utilized here to mean the physical removal of an existing layer, emphasizing preparation before applying something new.