Cup That Holds Water but Can’t Hold Mercury Interesting look at a lead cup that can old water but is porous to mercury. This reminds me of the Superfluid Helium: Facebook Prev Article Next Article Experiments Checkout these cool gadgets... Related Posts Sonoluminescence Phenomenon – The Star In a Jar History of The Universe in 13,799 Dominoes You Can Hear The Difference Between Hot and Cold Water Weird – Cockroach Leg Stimulated With Music Monster magnet meets monster magnet Waves on a Chain Which Seems to Walk on It’s Own