Dust and fluff

[HONEST AL]

Not a joke but a question,and knowing the number of knowledgeable people on here someone will have the answer.

Whats the difference between dust and fluff ?

I can only tell you that my secretary never found any dust in my navel !!!

Lots of fluff,yes,but no dust.

[Wolfracer]

Dust is generally dead skin tissue etc... fluff is fibres.

Dusters are for dusting and fluffers are for...

Oh hang on...