kristofvagyok:

Today we had chemistry safety classes where the topic was: explosives.
On the picture: potassium-picrate burning. The color of the potassium gives a beautiful purple/pink color(:

kristofvagyok:

Today we had chemistry safety classes where the topic was: explosives.

On the picture: potassium-picrate burning. The color of the potassium gives a beautiful purple/pink color(: