The use of ATP bioluminescence for the analysis of beer in polyethylene terphthalate (PET) bottles and associated plant; Rapid assessment of the bacterial content of milk by bioluminscent techniques; DEFT: recent developments for food and beverages; The rapid estimation of bacterial counts on meat and poultry by the direct epifluorescent filter technique; Medical and pharmaceutical applications of the direct epifluorescent filter technique (DEFT); The use of image analysis for MIC determination and bioassay; Optimization of automated electrometric methods; Conductance techniques for the detection of contaminants in beer; Electrical methods for water quality testing; A conductance screen for enterobacteriaceae in foods; Electrical screening of powdered dairy products; An inter-laboratory evaluation of an electrometric method for detection of salmonellas in milk products