31. MRI scanners are generally situated in metal mesh lined rooms which act as Faraday cages .) 32. The acoustic chamber is also a Faraday cage , 33. Sergei has made his apartment into a giant Faraday cage that hides everyone from the aliens. 34. A common misconception is that a Faraday cage provides full blockage or attenuation; this is not true. 35. The small police band were also able to build another Faraday cage at the Russian State Library. 36. The transformer is surrounded by a metal casing connected to earth and acts as a Faraday cage . 37. :: Does that mean a car could have no rubber tyres and still be a faraday cage ? 38. Does a Faraday cage stop magnetic waves? 39. Walter devises a portable Faraday cage that Peter offers to wear to enter the time bubble safely. 40. This Faraday cage effectively blocks radio signals.