1. Understand the challenges of measurement in your business

We were all born into a world of seemingly exact measurements. Indeed, in our daily lives, legal metrology ensures the fairness of commercial exchanges. All the greengrocer or gas station attendant has to do is announce the measured value of the bag of tomatoes or the full tank of petrol, and you'll be invoiced. In this world of commercial exchanges, the last thing anyone wants to talk about is the inexorable reality that all measurements are false! The State guarantees, via legal metrology, that fairness is respected (the risks are the same for the seller and the buyer) and measurement can, in this world, be limited to a single value.

We have lived in this environment since we were very young, and this context has induced the false idea, in each of us, that measurements are exact... ISO 9000, in...