45 Things That Are Much Bigger or Smaller Than We Thought

Typically, the cables powering our devices are slender. However, for high-voltage applications, substantial, robust cables are needed. This distinction is crucial for transmitting vast energy amounts safely and efficiently.

An underground cable carrying 400,000 volts astonishingly matches the size of a human hand. Touching it could result in a catastrophic shock. These colossal cables serve large-scale endeavors, including the National Grid projects, showcasing the pinnacle of cable voltage capacity.