OCR Text |
Show Heat From Acetyllne. A comparison between the heating properties of acetyllno and coal gas shows that tho heat units devolopod por cubic foot ate 1,850 nnd 030, respectively, re-spectively, tho temperaturo of tho ncotyllno flamo being about 2,000 degrees de-grees Fahrenheit. With un acetyllno burner consuming two cubic feot of gas an hour a quart of water was brought from a temperature of about CO degrooa to tho boiling point In about 8 mlnutos. Under similar conditions It roqulred 10Vi minutes for tho 11-lumtnnttug 11-lumtnnttug gns to accomplish tho snmo results, though the burner used sixtcon cubic feet of gas per hour. |