wrote:
On Fri, 10 Nov 2017 13:47:28 -0000 (UTC), Tim+
wrote:


Reminds me of this episode from “The secret lives of machines” by Tim
Hunkin.

https://youtu.be/iS_2JD5whRY

Interesting , about 20 years later than us looking up the production
date of that series. We did build a mortar or two out various bits
of drain pipe but the propellant we used was hair spray, had to steal
stuff from both parents to avoid favouritism.

G.Harman


Your dad used hair spray? Probably quite unusual 20 years ago. ;-)

Tim

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Please don't feed the trolls