Chapter II: Part II

_Experiments and Observations made in the Year 1773, and the Beginning of 1774._

Sect. I. _Observations on ALKALINE AIR_ 163

Sect. II. _Of COMMON AIR diminished, and made noxious by various
processes_ 177

Sect. III. _Of NITROUS AIR_ 203

Sect. IV. _Of MARINE ACID AIR_ 229

Sect. V. _Of INFLAMMABLE AIR_ 242

Sect. VI. _Of FIXED AIR_ 248

Sect. VII. MISCELLANEOUS EXPERIMENTS 252

Sect. VIII. _QUERIES, SPECULATIONS, and HINTS_ 258

THE APPENDIX.

Number I. _EXPERIMENTS made by Mr. Hey to prove that there is no
OIL of VITRIOL in water impregnated with FIXED AIR_ 288

Number II. _A Letter from Mr. HEY to Dr. PRIESTLEY, concerning the
effects of fixed Air applied by way of Clyster_ 292

Number III. _Observations on the MEDICINAL USES of FIXED AIR. By
THOMAS PERCIVAL, M. D. Fellow of the ROYAL SOCIETY,
and of the SOCIETY of ANTIQUARIES in LONDON_ 300

Number IV. _Extract of a Letter from WILLIAM FALCONER, M. D. of BATH_ 314

Number V. _Extract of a Letter from Mr. WILLIAM BEWLEY, of GREAT
MASSINGHAM, NORFOLK_ 317

Num. VI. _A Letter from Dr. FRANKLIN_ 321

Number VII. _Extract of Letter from Mr. HENRY of MANCHESTER_ 323

THE INTRODUCTION.