A hand grenade for producing smoke, having a housing provided with outflow openings for the smoke to be produced. The hand grenade also has a fuse head having an igniter for igniting the hand grenade and an ignition and delay line. An active charge can be ignited via the fuse head and the ignition and delay line, creating a carrier gas in the housing. An effect region is also provided in the hand grenade, by means of which at least one effect module of the hand grenade can be supplied. The effect module contains an active ingredient that can be converted into its gaseous state of aggregation by the action of heat and can flow out of the outflow openings with the carrier gas.