Fulgur is Latin (n., neuter, 3rd decl.) for "lightning-bolt", meaning an actual bolt rather than the thing in abstraction (fulmen), or the appearance or shine of lightning (fulgor).
Simcas were cute little toy cars brought over at the same time as the Renault Dauphine to compete with the VW Bug. A few were sold, but they didn't get much mindshare among the sudden surge of Euroskates.