Why do diesel tanks discolor?

Discussion in 'Lawn Mowing' started by ToroLandscaper, Jan 25, 2010.

  1. ToroLandscaper

    ToroLandscaper LawnSite Bronze Member
    Posts: 1,177

  2. Richard Martin

    Richard Martin LawnSite Fanatic
    Posts: 14,700

    It's because the diesel fuel fumes actually move right through the plastic. The new EPA rules regarding fumes should force Exmark to prevent that from happening.
  3. Grass Shark

    Grass Shark LawnSite Senior Member
    from Zone 7
    Posts: 661

    Could the dye in offroad maybe cause this as well?

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