Fluorapatite is a naturally occurring calcium phosphate in the form of hydroxyl apatite. It is also the most common form of apatite. Just like Hydroxylapatite this material also makes up the enamel in teeth.Fluorapatite is a harder material than hydroxyl apatite and also helps in protection against tooth decay.luorapatite is a naturally occurring calcium phosphate in the form of hydroxyl apatite. It is also the most common form of apatite. Just like Hydroxylapatite this material also makes up the enamel in teeth.
Osteomyelitis (bone infection) Osteomyelitis is an infection of a bone that causes pain, swelling, and redness. Blood clot in the legs Blood clots in the leg can become very dangerous, symptoms include swelling, redness, tenderness in the leg. Contact dermatitis Contact dermatitis is a rash on the skin that can be itchy, painful, tender swollen and even blistered.
Quick Answer. A blood clot in the leg, known as deep vein thrombosis or DVT, makes the leg tender, painful and swollen. It can be hard to walk around on the leg if the blood clot has damaged the vessel's valves, according to WebMD. The leg may be warm to the touch or discolored.