Abalation – is removal of material from the surface of an object by vaporization, chipping, or other erosive processes.

Acetylsalicylic Acid – also known by Aspirin, is an acetyl derivative of salicylic acid that is a white, crystalline, weakly acidic substance.

Acne – is an infection of the skin, caused by changes in the sebaceous glands. The most common form of acne is called acne vulgaris, which means common acne.

Adhesive Pad – an item of various shapes and sizes coated with adhesive on both sides

Anal – involving, relating to, or situated near the anus.

Anus – the opening at the end of the alimentary canal through which solid waste matter leaves the body.

Alternative Treatments – any of a range of medical therapies not regarded as conventional by medical profession.

Ascorbic Acid – is a naturally occurring organic compound with antioxidant properties. It is a white solid, but impure samples can appear yellowish. It dissolves well in water to give mildly acidic solutions.

Ascorbic acid