Coollaboratory's Liquid Pro and Shin Etsu's X23 have been fighting for the lime-light for the past few years, but only tested by a few American (or other English speaking language countries) review sites. Everyone seems to get different results, all with a "clear winner," which brings into question the idea that thermal compounds really do differ from one another. Today, we're reviewing Coollaboratory's Liquid Pro to see for sure if this difference exists.