There’s no avoiding discussing the banana in this episode, even though it really doesn’t deserve its strong association with Element 19.
The history of phosphorus is largely a tale of people getting their hands dirty. Very, very dirty.
From prehistoric times right through today, our hand-held tools have been made of silicon.
Turns out ancient sages and seers might’ve actually known a thing or two. Also, is there a good reason for sodium’s chemical symbol? Na.