Pure sodium is an extremely reactive metal. It's so reactive that it doesn't occur in nature - for example, if you drop it in water, it'll explode. (http://ww

Pure sodium is an extremely reactive metal. It's so reactive that it doesn't occur in nature - for example, if you drop it in water, it'll explode. (http://www.youtube.com/watch?v=ODf_sPexS2Q http://www.youtube.com/watch?v=ODf_sPexS2Q) So, yes, it's probably lethal.