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.
Drug treatment is recommended on a long-term basis for: 1  frequent attacks of gout and signs of tophi under the skin (tophi are small white lumps that can form under the skin). 2  evidence of joint damage â either in terms of associated symptoms or damage detected by X-ray. 3  a history of kidney stones.