Hallux valgus is a common deformity of the big toe, defined as medial deflection of the first metatarsal bone along with lateral deflection of the first toe. Surgery has been shown to be b...
The influence of adverse pool water chemistry on the. vinyl was assessed through observation of changes in vinyl. colour, weight, dimensions, tensile strength and elongation. (stretching). The laboratory studies revealed that the factors most. affecting vinyl liners are high chlorine concentration, and.
Cyanuric acid is used in outdoor pools to protect chlorine from destruction by the sunâs UV rays. Sold commercially as âPool Conditionerâ or âPool Stabilizerâ, cyanuric acid sales amount to millions of metric tons per year for swimming pools and water treatment facilities.