Transgender hormone therapy (male-to-female) hair becomes more typically female in pattern. Lower leg hair becomes less dense. All of these changes depend to some degree on genetics. Head hair may change slightly in texture, curl, and color. This is especially likely with hair growth from previously bald areas. Eyebrows do not change because they are not androgenic. The lens of the eye changes in curvature. Because of decreased androgen levels, the meibomian glands (the sebaceous glands on the upper and lower eyelids that open up at the edges) produce less oil. Because oil prevents the tear film from evaporating, this change may cause dry
Seam sealant a flexible waterproof "seal" by drying (dehydrating) in the case of water borne compositions, or thermoset irreversibly to a flexible adherent seam seal by going through an oven bake in the case of plasticized polyvinylchloride compositions. Most interior seam seals are not visible after the vehicle is finished, because they are covered by carpeting, interior roof headliner, or decorative trim panels. Exterior seam seals are always painted over and are referred to as "coach joint seals." The flat-stream application with many special solutions (special nozzles) was increasingly used as the most flexible procedure. Seam sealant Seam sealants are chemical coating