> Who determines the "service life" of a conductive piece of metal with no moving parts? I think they move from the wind and eventually wear through. https://

> Who determines the "service life" of a conductive piece of metal with no moving parts? I think they move from the wind and eventually wear through. https://www.nbcbayarea.com/investigations/new-images-of-pge-hooks-on-camp-fire-power-line-released/2190709/ https://www.nbcbayarea.com/investigations/new-images-of-pge-...