Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 445
ely on the humanelement. Frequently, the water-softening apparatus is neglected. Inother cases, where chemicals are added to the recirculated water toprevent scale by forming an easily-removed soft sludge, failure to washout this sludge at properly timed intervals will lead to over-heating. As many… … 31MMM 3/*/?/ir Fo/vo ?/>/}?/»>>- ■ ■■ v •>/>??/!>//<
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
