Various systems are provided which may be used in a beverage machine for dispensing one or more, (in particular a plurality of) beverage types. A beverage machine may thus comprise one or more systems selected from the group consisting of i) a conveyance system for the dispensing of particulate material; ii) a beverage selection system providing for the possibility of selecting from among a class of beverages; and iii) a hot water dispensing system which may have a system for detecting the absence of water in the fluid conduit component thereof.