0 scientific testing of a new product to check, for example, that it is safe and works correctly: --
The Luna product testing laboratory helps you ensure that your products can survive extreme conditions.
1 a type of market research in which consumers are asked to use a new product and give their opinion of it: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
We kunnen het stap voor stap voltooien, hoe lang de weg ook is en het kan niet worden voltooid, hoe kort de weg ook is, als je niet eens je voetafdruk markeert.