A look inside a typical circuit breaker or MCB. These particular ones are made by Crabtree, but most others will be similar inside. These were removed from an installation after being damaged by a water leak, however there is no real evidence inside of why some of these stopped working - they all have continuity through them now. ► Support this channel: Patreon: https://www.patreon.com/jwflame PayPal Donations: http://xo4.uk/?PPP ► Social Media: Twitter: https://twitter.com/jwflame Facebook: https://www.facebook.com/jwflame Instagram: https://www.instagram.com/jwflame/ ► Contact info, sending stuff in: etc.: http://xo4.uk/?YTT ► Website - More on this video and many other subjects Website: https://www.flameport.com/ Page for this video: http://xo4.uk/?CB5