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Here's a behind the scenes video of them building a different house-sized chain reaction machine:
tblue37
Dec 2019
#37
takes too long. i just cut lemon into 4. squeeze 1 into some sugar + ice + add water.
pansypoo53219
Dec 2019
#17
Someone has more free time on their hands than I've had in forty years. One question though......
DFW
Dec 2019
#26
What a wonderful gift they were given, and a nice little thing to watch on a nice Saturday afternoon
marble falls
Dec 2019
#29
Oh well..An earlier example (1988) (not the earliest) where idea came from. 3min 30 sec
Stuart G
Dec 2019
#32
A 1947 version: just 3 minutes to watch it all(no time? watch the last 1 & 1/2 min)
Stuart G
Dec 2019
#33