Responding to a comment left on YouTube, Andy attempts to find out whether it's possible to light a match using just a single drop of water and a piece of Sodium. However, it seems that Andy may have to move further down the Periodic table before he can claim success. If you have suggestions for any other experiments to try in the prep room then please leave a comment below. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Check our playlist "Tales from the Prep Room" here: https://www.youtube.com/playlist?list=PLbnrZHfNEDZyfUXqroIlSf2hOznnThqM0 The Ri is on Twitter: http://twitter.com/ri_science and Facebook: http://www.facebook.com/royalinstitution and Tumblr: http://ri-science.tumblr.com/ Our editorial policy: http://www.rigb.org/home/editorial-policy Subscribe for the latest science videos: http://bit.ly/RiNewsletter