[ In fairness, touching it should be fine so long as you don't think to light it on fire. ]

Sulphur, and potassium salts. They shouldn't react unless they're triggered.

Honestly, if I'd known I would be doing all of this, I would have ordered a good deal more sugar from the shopping channel. Lessons for next time.

[ He looks up at Barnaby, smiling. ]

What I really need is a substitute for charcoal. Or a way to make charcoal, quickly. So far the closest I've come is collecting ash, from burning wood.