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.
What are Baby Oil (topical emollients)? Emollients are substances that moisten and soften your skin. Topical (for the skin) emollients are used to treat or prevent dry skin. Topical emollients are sometimes contained in products that also treat acne, chapped lips, diaper rash, cold sores, or other minor skin irritation.