2. _Products of Combustion by Weight._

Ordnance Powder. Small Arms Powder.

{ Nitrogen 9·77 } { 10·06 }

{ Carbonic anhydride 17·39 } { 21·79 }

Gaseous. { Carbonic oxide 2·64 } { 1·47 }

{ Hydrogen 0·11 } 30·58 { 0·14 } 34·18

{ Sulph. hydrogen 0·27 } { 0·23 }

{ Marsh gas 0·40 } { 0·49 }

{ Ammonic sesquicarbonate 2·68 } { 2·66 }

{ Potassic sulphate 36·95 } { 36·17 }

{ " carbonate 19·40 } { 20·78 }

Solid. { " hyposulphite 2·85 } 69·25 { 1·77 } 65·14

{ " sulphide 0·11 } { 0·00 }

{Charcoal 2·57 } { 2·60 }

{Sulphur 4·69 } { 1·16 }

Loss. 0·17 0·68

------ ------

100·00 100·00

Cooley's Cyclopædia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I · 第 391 / 428 题