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Float Tanks: Review of Current Guidance and Considerations for Public Health Inspectors

The growing popularity of “floatation” and the ways in which this practice differs from the use of pools and spas have raised interesting questions in environmental public health. Public health agencies in the US and Canada have taken very different approaches to the classification and regulation (or non-regulation) of these facilities. Continuing engagement amongst environmental health...

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Float Tanks: Considerations for Environmental Public Health

Floatation refers to a meditative activity in which users float in a high-density Epsom salt solution in a dark, quiet environment. Because float tanks are distinct from swimming pools and other recreational water, questions have been raised regarding the need for and efficacy of various disinfection methods. Although direct evidence is lacking, pathogen kill assays and field studies from...

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Pool Chlorination and Closure Guidelines

As an EH director at a local health authority, helping to review provincial guidelines on swimming pools, you want to know if scientific evidence supports pool closure orders when free available chlorine (FAC) is found to be at or above 10 ppm. Should the level be different and are there other factors to be considered for closure, instead of or in addition to FAC? What is Free Available Chlorine...

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