
| Engine_2014 : Steam Plants - 1106/1951 |
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| When you are installing a new furnace floor in an oil fired boiler, enough clearance should be left between firebrick to allow for __________ . |
| A) expansion when the boiler is fired |
| B) flame penetration of the joint |
| C) proper filling of the joint with slag |
| D) ramming with plastic chrome ore |
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