Tulwar (material)

Tulwar was a option, an Alpha Quadrant Alliance designation for the visual appearance of a spacecraft's outer hull, i.e. a vessel's "skin". Tulwar was available for some warbird classes of the Romulan Republic and its Romulan Republican Force. Tulwar put the ship in a uniform, dark green cover, with a subtle blue tint. The warp plasma in the nacelles appeared bright green.

It was derived from the hull material introduced by the and the  dreadnought warbird. 

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