Abstract: A lamp housing (1) for an ink curing apparatus comprising at least one locking member (18) configured to lock a lamp (3) into the housing (1) wherein the locking member (18) is movable between an open position allowing removal of the lamp (3) and a closed position restricting vertical movement of the lamp (3).

Abstract: Described are methods for analysing an animal carcass, meat obtained therefrom, or product produced by or obtained from an animal for the presence or absence of faecal matter. The methods comprise analysing an animal carcass, meat obtained therefrom, or product produced by or obtained from the animal for the presence or absence of a detectable marker, the presence of the detectable marker being indicative of the presence of faecal matter and the absence of the detectable marker being indicative of the absence of faecal matter, wherein the animal carcass, meat obtained therefrom, or product produced by or obtained from the animal has been obtained from an animal fed a composition comprising a supplement of the detectable marker and/or a precursor thereof. Also described are compositions for feeding to an animal and for use in the methods.