»In which the subway sizzles

Stencil graffiti, Buenos Aires

A helpful explanation of why the subway is so damn hot.

This explains some of the difference between the cool tunnel air, pushed massively about when the long trains move, and the stale platform air, breezeless and humid.

salim filed this under transit at 21h29 Monday, 27 August 2007 (link) (Yr two bits?)