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I cannot find anything about window scratches and radon. Do you have a source for that? My googling is failing me.
by Loughla 2y ago
I cannot find anything about window scratches and radon. Do you have a source for that? My googling is failing me.
- oooyay 2y agohttps://sharedsystems.dhsoha.state.or.us/DHSForms/Served/le3754.pdf https://sharedsystems.dhsoha.state.or.us/DHSForms/Served/le3... page 20. They don't show a picture, but with enough density and exposure time it kind of looks like frosting.