Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 188
leak may go unnoticed fora long time; or water may be drawn off from the system at frequentintervals for domestic purposes. Water lost from the* return linesof a steam system is distilled water, and although hot water drawndirectly from the boiler or from the flow main of a hot water systemis not… … Fig. I. materials that may be in it. Operators of heating equipment seldomgive this a thought usually because of lack of appreciation of thecause and effect of scale formation. The accompanying picture shows an extreme case of scale depositin a sectional cast iron boiler. This boiler had been…
Locomotives · Steam-boiler explosions
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