46.2 Bq/m³ Criterion of “Radon priority areas” in Israel: if the radon level is above 462 Bq/m³ (=10*46.2 Bq/m³) in more than 1% of buildings RPA: Jerusalem, Arad, Karmiel Basement class at the Jerusalem school RADON PROTECTION OF DWELLINGS IN ISRAEL, Konstantin Kovler 7 137000 Bq/m³ 7/19 Radon surveys in Israel: Indoor radon distributions 1998 Which of these indoor radon distributions is true? Th. [...] The results of previous radon surveys are different and not credible: - the choice of measurement points is not representative, - most of the tests are carried out in buildings with increased radon, - data on the measurement conditions are absent. [...] The method of indoor radon test presented in the Israeli regulation approved by Ministry of Environmental Protection is not reliable: - the behavior of indoor radon source is ignored, - there are no simple methods for determining air exchange rate. [...] 13/19 Charcoal measurement method The measurement method is based on the absorption of radon in the activated charcoal and consists of three main steps: 1. [...] Measuring the activity of radon absorbed in charcoal, and calculating the indoor radon concentration and its uncertainty.
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