| − | A closed [[vessel]] in which [[water]] is converted to pressurized [[steam]].<ref>http://www.energy.ca.gov/glossary/glossary-a.html#a</ref> | + | A closed [[vessel]] in which [[water]] is converted to pressurized [[steam]].<ref>http://www.energy.ca.gov/glossary/glossary-b.html#b</ref> |