Bubble Machines
It has to be..
http://www.youtube.com/watch?v=Px3YGOfnRRc
Soundlab
http://www.youtube.com/watch?v=M-cbifkGjco
Bubble Hurricane
http://www.elc.co.uk/Freddy-the-Fish-Bubble-Machine/135420,default,pd.html
£15.00
http://www.ebay.co.uk/itm/Bubble-Blower-Machine-Automatic-Bubbles-Battery-Operated-Toy-/190949614640
£14.95
http://www.thebubbleshop.com/merchant-4-16-291.ihtml
Can be both battery or mains
£18.79
Tom Noddy
Bubble Magic:
http://www.tomnoddy.com/index.html
Pep Bou - the bubble tamer!
The scientist/entertainer that has perfected the art of working iwht bubbles.
http://www.pepbou.com/en/home/
Bit of Science:
http://news.discovery.com/tech/electric-charge-keeps-bubbles-alive-hours-130225.htm
Electric Charge Keeps Bubbles Alive for Hours
I also read somewhere that they use bubbles to align nanotubes after manufacture for 'harvesting'.
A selection of childrens' theatre companies - travelling around the UK in schools and communities.