Correspondence. The Production of Paraffin and Paraffin Oils.

Abstract

He thought it right to mention that the accuracy of the descxip-Mr. Brnnton. tion in the Paper relative to the introduction of the oil-scrubber, or coke tower, had been questioned by Mr. John Calderwood, who stated that the first tower of this description, ever employed in a mineral oil factory, was intrcduced at the works of Young's Corn-, pany a t Addiewell, and was the result of experiments which he had made for Dr. Young. He admitted that another person claimed the accidental discovery, mentioned in the Paper, of the value of mineral oil as a scrubbing agent ; but he stated that this discovery was forestalled by him. Correspondence. Mr. J. N. DOUGLAS remarked that the enormous consumption Mr. Douglass.