A fission reactor has different components and materials. One of them is uranium-235, which enriched would be enough to create a nuclear weapon. That is why, as Ralf Kaiser explains, melting must be approached with caution and specific regulations when dealing with materials of this caliber.
A fission reactor has different components and materials. One of them is uranium-235, which enriched would be enough to create a nuclear weapon. That is why, as Ralf Kaiser explains, melting must be approached with caution and specific regulations when dealing with materials of this caliber.