LIRR Work Train Fights Slippery Leaf Slime
To fight autumn train delays, the Long Island Rail Road operates work train that sprays water jets to clear tracks of slimy leaf debris during the fall season. The specialized train then applies a traction gel onto the freshly cleared rails that allows train wheels to maintain traction, even in the presence of crushed leaf slime.

Photos: Metropolitan Transportation Authority / Patrick Cashin
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