What does the color on the bottom of beer cans mean?

Answer 1

One popular myth says a dot on beer can bottoms indicates freshness levels.

The truth is that the Nordson Ink-Dot I.D. system identifies which spray paint machine (for creating the labels) coats each beer can on a factory line system.

A dot of ink is applied on the bottom of each can as it enters a machine.

A different color of ink is used for each machine so the source of any imperfect coatings can be instantly identified and repaired or replaced, rather than shutting down the entire line of machines.

Answer 2

The dots on the bottom of beer cans determine when the beer was bottled. The freshness of the beer can be determined by the color of the dot on the bottom. I forget which means the freshest and which means the least fresh, but I know thats what they mean. Your welcome!

Answer 3

the color on the bottom of soda cans(or pop cans) means that right before it goes into the spraying machine it gets coated with a color from a certain machine, all machines have a different color, so if one can has an unacceptable coat, they can go to that certain machine and fix it instead of shutting down all of them.

Answer 4

to make sure all colors that can be used on cans, are working and tested properally