https://cleanenergybusinesscouncil.com/nuclear-energy-glossary/high-level-waste-hlw/
High-Level Waste (HLW) - Definition & Detailed Explanation - Nuclear Energy Glossary Terms -...
Dec 27, 2025 - High-Level Waste (HLW) is a type of radioactive waste that is produced as a byproduct of nuclear reactions. It is considered to be the most dangerous and
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