A fellow is going on a tour of a factory that
produces various latex products.
the first stop, he's shown the machine that manufactures baby-bottle nipples. The machine
makes a loud hiss-pop! noise.
"The hiss is the rubber being injected
into the mold," explains the guide. "The popping sound is a needle poking a hole
in the end of the nipple."
Later, the tour reaches the part of the
factory where condoms are manufactured.
The machine makes a noise: 'Hiss. Hiss.
"Wait a minute!" says the man
taking the tour. "I understand what the 'hiss, hiss,' is, but what's that 'pop!'
every so often?"
"Oh, it's just the same as in the
baby-bottle nipple machine," says the guide. "It pokes a hole in every fourth
"Well, that can't be good for the
"Yeah, but it's great for the
baby-bottle nipple business!"