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Ebook Roper's Instructions and Suggestions for Engineers and Firemen Who Wish to Procure a License, Certificate, or Permit to Take Charge of Any Class of Steam-Engines or
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Forgotten Books
- EAN:
9780243617890
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Descrizione Ebook Roper's Instructions and Suggestions for Engineers and Firemen Who Wish to Procure a License, Certificate, or Permit to Take Charge of Any Class of Steam-Engines or
An engineer should close the steam and water valves which form a communication between the boiler and the glass gauge every night, as, if the glass tube Should break in his absence, the escaping steam and hot water from the boiler would most certainly injure any property which might be in the immediate vicinity.
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