Hugo Nebula wrote:
[Default] On Sun, 01 Apr 2012 16:03:42 +0100, a certain chimpanzee,
Lobster , randomly hit the keyboard
and wrote:

There's certainly no need for them to shift vast volumes of water to be
effective. I think the point is that they generate (or should do) a very
high pressure by pumping water through a very small orifice. Certainly
my Karcher blasts out a very effective jet, but the actual flow rate is
way less than provided by a mains-fed tap.

So would a hose with a small nozzle not achieve the same effect?

No.

--
To people who know nothing, anything is possible.
To people who know too much, it is a sad fact
that they know how little is really possible -
and how hard it is to achieve it.