Metro-North to use 'laser train' to clear slimy autumn debris from tracks

All aboard the laser train!

Metro-North: 'Slime' on tracks causes 'slip-slide' conditions for

Metro-North to use 'laser train' to clear slimy autumn debris from

Falling Debris From New York City Elevated Subway Sparks Probe - WSJ

The Dirty Side to Changing Leaves: Leaf Slime on the Region's

Metro-North to use 'laser train' to clear slimy autumn debris from

LIRR's Laser Train Zaps Leaf Residue, Improves Service

Comunidade Steam :: Guia :: All Collectibles, Upgrades

Railway Strategies Issue 107 Final Edition by Finelight Media

Metro-North Debuts Newly-Wrapped 'Laser Train' - Railway Track and

Duck the Great Western Engine, Scratchpad