https://www.epa.gov/radiation/technologically-enhanced-naturally-occurring-radioactive-materials-tenorm
Technologically Enhanced Naturally Occurring Radioactive Materials (TENORM) | US EPA
Dec 29, 2025 - This page provides an overview of TENORM and provides links to additional information about industries and sources and publications and documents related to...
naturally occurringradioactive materialstechnologicallyenhancedtenorm