the most common cause for a geyser to erupt is due to a tempreature and pressure problem. many plumbers who dont know how to install geyers properly,.
From Wikipedia, the free encyclopedia. A tophus (Latin: stone, plural tophi) is a deposit of uric acid crystals, in the form of monosodium urate crystals, in people with longstanding hyperuricemia (high levels of uric acid in the blood). Tophi are pathognomonic for the disease gout.rom Wikipedia, the free encyclopedia. A tophus (Latin: stone, plural tophi) is a deposit of uric acid crystals, in the form of monosodium urate crystals, in people with longstanding hyperuricemia (high levels of uric acid in the blood). Tophi are pathognomonic for the disease gout.
1 Gout is a type of arthritis that causes inflammation, usually in one joint, that begins suddenly. 2  Gouty arthritis is caused by the deposition of crystals of uric acid in a joint. 3  Gout can cause symptoms and signs such as.  nodules under the skin called tophi,