We live in a world of immediate answers, Google, Wikipedia, which leads us naturally to an understanding of instant solutions. We want answers quick! and results quick! That’s just how things are these days, and that’s fine, but in dealing with some problems we need a more measured approach, a more systematic approach with a broad view. Leaking supermarket display chillers is one of these problems.

Biofilm jelly in retail refrigeration is one problem, but the correct diagnostic, and cost impact understanding of this problem is completely different. So …