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MGN 428 Amendment 1 health and safety artificial optical radiation

MGN 428 Amendment 1 health and safety artificial optical radiation
Local copy of MGN_428__M+F__Amendment_1_artificial_optical_radiation.pdf

https://www.gov.uk/government/publications/mgn-428-amendment-1-health-and-safety-artificial-optical-radiation

seen at 17:33, 13 January in Search.
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