If the noise is lower, the AC service may be the cause. Magnetic fields from transformers can cause humming. Mains transformers typically cause an AC magnetic field around them. This magnetic field can be copled to wiring, electronics or signal transformers and cause humming.
Baby oil can be used for removing makeup. Pour a few drops of it on a cotton ball and gently wipe the makeup off your face. Rinse your hands, face with cold water, and dry the skin using a soft towel. Baby oil removes all of the makeup without harming your skin.
Emphasize on your knees and elbows. Do not wash it all away, just glide the shower hose over your the areas you applied once and you're good to go. After the shower, just tap your skin with the towel, that way most of the oil gets absorbed into your skin leaving it baby smooth. 2. This goes without saying, baby oil is an excellent massage oil. You get a lovely massage and you leave your skin smooth. Two birds one stone.