Science and Fire and Cake – We Celebrate Our 1 Million Subscribers

From The Royal Institution.

To celebrate us reaching a mind bending one million subscribers, we asked our friends Mike and Dave if they could cook up something special for us all. We only insisted that there be cake. And science.

00:00 – Introduction
00:30 – Making liquid oxygen
02:58 – Creating sparkles with magnesium powder, barium chloride and strontium nitrate
04:10 – Lighting the cake

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