1.   Air-fresheners mask bad smells instead of removing them.

2.   And mixed into a box containing French truffles, the aroma of the better truffles masks the smell of the Chinese ones.

3.   He wanted a product that would not merely mask the smell but get rid of it entirely.

4.   Officers feared the boy had been killed and that cleanser was used to mask the smell.

5.   Other additives may mask the smell of secondhand smoke.

6.   These individuals may prefer to use odorless paint thinner, essentially mineral spirits formulated with additives to eliminate or mask the smell.

7.   To mask the smell, add essential oils to the mix.

8.   Ground coffee and mothballs were strewn on the floor to mask the smell of death that pervaded the tropical heat.

9.   Ground coffee and mothballs were strewn on the floor to mask the smell of death.

10.   Incense helped mask the smell of flesh rotting in heat impervious to an overworked air conditioner.