HHS-OASH-2026-0397-5651 https://www.regulations.gov/comment/HHS-OASH-2026-0397-5651 Response of Osman-Hakan Guven, a Californian, to the Request for Information on Electromagnetic Fields, Radiofrequency Radiation, and Wireless Radiation Exposure. This response answers Questions 2, 3, 5, 6, 9, 11, 12, 13, 14, 16, 17, and 18 of the RFI. The full response is attached as a PDF. Osman-Hakan Guven, a Californian, in care of 510 Ortega Street, San Francisco, California.