Gravity/Hops RatioFebruary 24, 2013 By Jay Brooks to Today’s infographic is a chart showing the ratio between Original Gravity and IBUs. I’m not sure where this one came from, but I’ll be to give the proper person credit if anybody knows.CLick here to see the chart full size.
Beerman49 saysFebruary 25, 2013 at 1:20 amDamn straight, Bill! I’ve had a few that were in the 80-90 range; many more that were off that chart.
to 
Must not be an American source as the IBU’s only go to 65.
Damn straight, Bill! I’ve had a few that were in the 80-90 range; many more that were off that chart.