>>I don't use anything soapy ont my citrus fruits when scrubbing them, so I
>>am glad to read that turns out to be a sensible approach. I had been
>>guessing, really, as to whether it was the right approach.
>
>
> Pesticides are mixed with various oils to make them stick. You *should* use
> some sort of soap to remove them. Contrary to what you've been told, a drop
> of detergent on a scrub sponge will not leave residue on the fruit. If it
> does, it's because you don't know how to rinse things properly, which means
> you're already being dosed with detergent on any utensils you wash by hand.
>

Ok, I'll believe both of you and do some testing of my own