EC Recommendation on indoor exposure to radon (90/143/Euratom)
{"Image DocumentName": "EC Recommendation on indoor exposure to radon (90/143/Euratom)", "Image ImageDescription": "Establish a system for reducing any exposure to indoor radon concentrations. Apply principle of optimisation. Decisions should be made on annually-averaged radon measurements. Develop criteria for identifying regions, sites and building characteristics likely to cause high indoor radon levels. Reference level for existing buildings. 400 Bq/m3. Design level for construction of new buildings. 200 Bq/m3. 12.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}