Did you already know what the purpose of these balls is?
They are almost impossible to miss if you look up: brightly colored balls on the power lines. They look like Christmas balls! They all hang evenly apart and provide a bit of color to something gray like the high-voltage cables. But they aren’t there just for show – the balls have a purpose! We explain it to you.
When these balls first appeared on the power grid is not entirely clear. The practice probably started in the US. There are two states that seem to have come up with the idea: Arkansas and Florida. They say this custom started in the 1950s. But nowadays you see them everywhere!
Want to know why? Then continue reading quickly.