This similar to another case where Dyson was arguing that some standard for performance verification are unfair to their product (https://arstechnica.com/scienc

This similar to another case where Dyson was arguing that some standard for performance verification are unfair to their product (https://arstechnica.com/science/2016/04/dyson-dryers-hurl-60x-more-viruses-most-at-kid-face-height-than-other-dryers/ https://arstechnica.com/science/2016/04/dyson-dryers-hurl-60... ) They usually use as reference their own test methodology, which is overall a bit pointless. Either make it a standard, or adhere to one.