3 ms·Where and why?by noman-land 3y agoWhere and why?tekla 3y agoThere can be leaks in pipes, and people generally don't like being hit with steam.hnbear 3y agoNYC has steam as a utility, pumped into buildings for heat, cooling, etc The pipes run underground. Leaks come up out of manholes. The funnel keeps it above human head height,