"Piaget" beer gauge.

• Author: Peterson, Eric
• Position: COLORADO COOL STUFF - Brief article

When it comes to beer, Chris Holloway likes to get his money's worth. "Because of the taper in a pint glass, it's easy to under-pour," said Holloway, a scientist at a federal lab in Boulder. "The majority of bars give you 15 to 10 percent less beer in a pint." But it's easy to fool people: Psychologist Jean Piaget's research indicated taller glasses are usually perceived to contain more volume. So Holloway designed a simple gauge for tipplers to see how much beer they're...