Sound Transit installed a pair of solar-powered lubricating machines in the southbound trackway to squirt a biodegradable gel onto the tracks every time a train goes by.Seattle Times : Sound Transit installs lube machines to quiet noisy tracks
Sound Transit installed a pair of solar-powered lubricating machines in the southbound trackway to squirt a biodegradable gel onto the tracks every time a train goes by.Seattle Times : Sound Transit installs lube machines to quiet noisy tracks
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