Tech Insider
A fisheye view of the WEST tokamak, a rounded metal device
WEST's interior, which just broke a fusion record for a tungsten tokamak.
Gizmodo : Environment

A tokamak in France set a new record in fusion plasma by encasing its reaction in tungsten, a heat-resistant metal that allows physicists to sustain hot plasmas for longer, and at higher energies and densities than carbon tokamaks.

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