PART VI.
TEMPERATURE BEST ADAPTED FOR WORKING CYLINDRICAL RETORTS 94
ANNUAL CREDITOR AND DEBTOR ACCOUNT OF MANUFACTURING DAILY, FROM 50,000 TO 102,000 CUBIC FEET OF GAS, AT THE PRICE WHICH COAL BEARS IN THE METROPOLIS, THE OPERATION BEING COMMENCED WITH NEW RETORTS, AND THE RETORTS BEING LEFT IN A FIT WORKING STATE 97
COMPARATIVE FACILITY WITH WHICH THE DECOMPOSITION OF DIFFERENT SPECIES OF COAL IS EFFECTED 106