food cool / energy source / inflated rubber balloon / Rubber motor / non-ferromagnetic metal tube / steel balls / twisted rubber band stores energy / e.g. silicone oil / electrical energy / /
Person
John Balcombe / Martin Plesch / Wee Wei Hsiung / Rainer Reichle / Andrei Schetnikov / Samuel Byland / Evgeny Yunosov / Ilya Martchenko Epigraph / Kathryn Zealand / Ilya Martchenko / Valery Koleboshin / /