[TheForge] Re: invisible gas expands suddenly, no film cuz' its invisible

[Chris Caswell]

Where and what were the boiler rooms of your youth?

Chris Caswell
Caswell Wood & Iron
Burlington, VT
>
> In the boiler rooms of my childhood, I was taught to check for steam leaks
> with a stick, as steam, being a gas, is invisible, and waving ones tender
> extremities around a high-pressure, high-temperature invisible leak is a
> fantastic way to get injured.
>
> These boiler rooms of my youth were comparatively soothing, quiet places,
> reciprocating engines, reciprocating feed pumps, etc. so a leak of any
> significance was usually audible.

> Tom Troszak