cted to a cold-water test 50 per to this time we have the record of some cent, greater than the pressure re- quired when the boiler is to be put in 30 explosions of similar vessels. They use. It shows no leaks. But this does are always destructive, because the con- not reveal any of the defects… … FIG. 10. — EXPLODED ROTARV BLEACHER IN A PAPER-MILL. any remedy for these terrible accidents ? Another source of danger is the ten- Yes, within certain limits. I say within dency to employ cheap and ignorant certain limits, because certain conditions men to have the care of boilers. Some are…
Engineering
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