Notes: Database links: Cross Canada Residential Survey : <<https://open.canada.ca/data/en/dataset/b3bad1b0-32d4-4656-8a64-59b43900d482>> and Radon Thoron Data set - <<https://open.canada.ca/data/en/dataset/744d8a3b-b9e0-41b8-be5f-5f869a36a221>>  