<prompt> Phossy jaw is caused byLeadMercuryPhosphorusArsenic  <response>: Chronic Phosphorus Poisoning Phossy JawGlass JawLucifers Jaw : Due to inhalation of fumes over years. Tooth ache earliest symptom swelling of the jaw Loosening of the teeth Necrosis of lower jaw Sequestration of bone in the mandible multiple sinuses discharging foul-smelling pus. 