Which shielding materials and configuration are most effective for neutron radiation?

Which shielding materials and configuration are most effective for neutron radiation?

• A. Lead shielding.
• B. Concrete only.
• C. Hydrogen-rich materials (e.g., polyethylene) to slow neutrons, paired with neutron absorbers (e.g., borated materials) to capture them.
• D. Aluminum sheets.

Answer: (C)