Kanarie in de Kolenmijn

Environmental monitoring: the canary in the coal mine at a milk powder factory

Operations Manager Arie van Aalst had everything running smoothly in his brand new dairy factory. Or so he thought. Until that one day in spring, when everything was turned upside down by an outbreak of Salmonella. Months later, when the factory was allowed to restart, he had learned a valuable lesson. The canary in the coal mine had definitely sent a signal… So why did this remain undetected?