CONTENTS

CHAPTERPAGE
PREFACE[5]
[I.] WASTE: ITS RELATION TO COMMERCE AND NATIONAL ECONOMY[9]
[II.] THE GERMAN CONQUEST OF WASTE[23]
[III.] SALVAGE FROM THE ARMY SWILL-TUB[37]
[IV.] THE RECLAMATION OF MILITARY ORGANIC WASTE[50]
[V.] INVENTION IN ITS APPLICATION TO WASTE RECOVERY[63]
[VI.] SAVING THE SCRAP FROM THE SEA[80]
[VII.] WINNING WEALTH FROM SLAUGHTER-HOUSE OFFAL, CONDEMNED MEAT, BONES, AND BLOOD[100]
[VIII.] TURNING WASTES INTO PAPER[117]
[IX.] SUPPLYING INDUSTRIES FROM THE DUST-BIN[141]
[X.] LIVING ON WASTE[157]
[XI.] POTATO WASTE AS AN ASSET TO INDUSTRY[169]
[XII.] CONVERTING NITROGENOUS REFUSE INTO SOAP[183]
[XIII.] TURNING OLD OIL INTO NEW[196]
[XIV.] BY-PRODUCTS FROM THE WASTE-BIN[207]
[XV.] THE LIFTING MAGNET AS A WASTE-DEVELOPING FORCE[225]
[XVI.] RECLAIMING 321,000,000 GALLONS OF LIQUID FUEL FROM COAL[239]
[XVII.] FERTILIZERS FROM WASTES[249]
[XVIII.] SAVING THE SEWAGE SLUDGE[262]
[XIX.] HOUSE-BUILDING WITH WASTES[278]
[XX.] THE FUTURE OF THE WASTE PROBLEM; POSSIBILITIES FOR FURTHER DEVELOPMENT[297]