The MythBusters The MythBusters

MythBusters Episode 31: Breaking Glass

Premier Date: May 18, 2005

A wine glass shatters if a person sings at the right tone.

confirmed

Using lead crystal glasses, Adam proved part of the myth by breaking a glass with his amplified voice. Rock singer Jaime Vendera was then able to break a glass using his unaided voice, confirming the entire myth.

A rolling stone can truly gather no moss.

confirmed

While a rolling stone can pick up moss when rolled down a hill, that moss cannot grow onto the rock while it is rolling.

A shop vacuum can act similar to a jet engine if it is used to suck up gasoline.

busted

Newer model vacuums have the air flow isolated from the engine; even if this were not the case, the only results would be a small fire.