Ear hair canal is sometimes trimmed for cosmetic reasons. Excessive hair growth within or on the ear is known medically as "auricular hypertrichosis". Some men, particularly in the male population of India, have coarse hair growth along the lower portion of the helix, a condition referred to as "having "hairy pinnae"" ("hypertrichosis lanuginosa acquisita"). Hair is a protein filament that grows from follicles in the dermis, or skin. With the exception of areas of glabrous skin, the human body is covered in follicles which produce thick terminal and fine vellus hair. It is an important biomaterial primarily composed of protein, notably keratin.
Artificial nails nails are an extension, not a replacement, of natural nails. There are two main approaches to creating artificial nails—"tips" and "forms". Atop these, either acrylic, hard gel, or any combination of both may be applied. Tips are available in many different designs, ranging from solid colors like gel or regular nail polish to graphic designs such as animal prints and metallic colors. Artificial nails can be shaped, cut, and filed into a variety of shapes, including square, squared oval/"squoval", rounded, almond, ballerina/coffin, or stiletto. One popular material used to create acrylic nails is poly methyl methacrylate acrylic (PMMA). Mixing said