In message . com,
"Cat(h)" writes
And if she delivers on my permanent weeding hoe, she's guaranteed to
become a gazillionnaire, and even more worthwhile, my eternal
gratitude ;-)

A how with a reservoir (which you can fill up with glyphosate solution)
which is connected to the working surface by capillary tubes?

I suspect that getting the delivery rate correct (and efficient) is
non-trivial, and that there's likely to be a problem with the delivery
tubes getting clogged at the outlet end.

Cat(h) (so lighten up a smidgen, eh?)


--
Stewart Robert Hinsley