OCR Text |
Show J Heat From Acctyllne. Ajimparlson between tho heating prrcrtlos of ncetyllno nnd coal gas nJws that tho heat units dovolopod sfrer cubic foot are 1,850 nnd G30, respectively, re-spectively, tho tomporaturo of tho ncetyllno flnme being about 2,000 de-greos de-greos Fahrenheit. With nn ncotyllne burner consuming two cubic feet of gas an hour a quart of water was brought from a tempera turo of about 50 degrees to tho boiling point ui about 8 mlnuteB. Under similar conditions It roqulrcd 10Vi minutes fbr tho Illuminating Il-luminating gaB to accomplish tho same results, though tho burnor used sixteen cubic feet of gao per hour. |