pitcoal

Cent.; 234 kilogs. pitcoal were used for boiling down the lye for the 10½ hours 'service, which corresponds to a 6.6 fold evaporation.

Scientific American Supplement, No. 483, April 4, 1885 Various

Once during severe cold, when pitcoal was used to warm the building, all the men in it were like to have died of the fumes.

The Voyage of the Vega round Asia and Europe, Volume I and Volume II Alexander Leslie 1866

This property of increafing in weight by expofure to the air, be - longs to the hot coal of pitcoal, as well as to that of wood; I took fome red hot cinders, and weighing them in that ftate, left them to cool; in 12 hours they had gained one

Chemical Essays. 1783