He was very famous.

As a lecturer on explosives, he used to demonstrate the most hair raising experiments and in his owner, I'm wearing a special type you can see here.

This is the tie, which my colleague Jim Gamble burnt with white phosphorus, recreating one of be diesel's experiments.

We here now to put up a plaque in his memories so everybody who comes past the house will learn about be detour.

Blue plaques are a UK tradition.

When somebody dies, who's famous?

They put on their house a nice blue plaque, Wits says, who lives there in the dates on why they're famous.

And we're really fortunate that the civic society here has decided to wanna be d short.

So let's put up the plan really good.

Andi, I'm really impressed how carefully it's being put out.

I've never done such a good job, I know.

Tunnel the gas and remove the 10.

This goes more rapidly than this accelerates away down the tube from the burning of the first portion, generate calls an expansion.

This creates pressure on the remainder, and this also raises the temperature.

Anyone who's ever pumped up a bicycle tire knows that the pump gets warm.

I don't look like a clever man, explosive and chemist, and I would know, like before doing this, the volunteers with the fire extinguishers to step forward.

It's a big D soul kept some explosives here when he lived here, and when he died, the bomb squad had to come to clear their heads to make it safe.

But I visited it before he died.

I didn't realize there was explosives in the house.

I might have been more careful.

Lectures don't seem to have time to do experiments electric, and this is a great pity because it means that the students never seen experiments.