antifurto nebbiogeno → security smoke, security fog, smoke screen
Security smoke (sometimes called security fog or smoke screen) is thermally generated white smoke specifically used as a security measure. Current security smoke machines use glycol or glycerine mixed with distilled water to produce a dense white fog which obscures vision and presents a confrontational barrier to any intruders.Security smoke - Wikipedia, the free encyclopedia
Io non odio persona al mondo, ma vi sono cert'uomini ch'io ho bisogno di vedere soltanto da lontano.
— Ugo Foscolo, Ultime lettere di Jacopo Ortis