nitrous Acid and nitrous Air . 3 1 3 
bafis of the vitriol, or with the manganefe, and the phlogifti- 
cated air with the dephlogifticated air produced by the acid in 
the red heat, 
Thofe who chufe to reject the do&rine of phiogifton mu ft 
make the neceffary alteration in thefe expreffions; but the 
reafoning will be much the fame. 
