But the area thus favored is small, so that producer gas is employed on a much larger scale.
producer gas contains nitrogen since it is made by passing air over hot coal.
It should be borne in mind that because of the presence of carbon monoxide, producer gas will always be more or less poisonous.
If steam boilers be used, they will be fired with producer gas, and the holders will become simply pressure regulators.
The composition of producer gas differs considerably, principally according to the material from which it is made.
producer gas is preferable to solid coal because perfectly clean; it banishes the smoke nuisance, and is regulated by a touch.
In another chapter of this book, producer gas, much cheaper than common illuminating gas, is described.
The construction and operation of suction gas producers and producer gas engines.