. Bulletin of the Department of Agriculture. Agriculture; Agriculture. jru^'^TL BULLETIN No. 569 s Contribution from the Bureau of Chemistry *' CARL L. ALSBERG, Chief. j^fp^OL Washington D. C. June 25, 1917 THE SANITARY CONTROL OF TOMATO-CANNING FACTORIES. By Burton J. Howard, Microscopist in Charge, in collaboration with Charles H. Stephenson, Scientific Assistant, Microchemical Laboratory. CONTENTS. Introduction 1 Conditions observed in several tomato- canning factories 3 Washing 8 Sorting: Its importance 10 Sorting systems 11 Uniformity and rate of feeding 14 Turning devices 15 Lightin
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. jru^'^TL BULLETIN No. 569 s Contribution from the Bureau of Chemistry *' CARL L. ALSBERG, Chief. j^fp^OL Washington D. C. June 25, 1917 THE SANITARY CONTROL OF TOMATO-CANNING FACTORIES. By Burton J. Howard, Microscopist in Charge, in collaboration with Charles H. Stephenson, Scientific Assistant, Microchemical Laboratory. CONTENTS. Introduction 1 Conditions observed in several tomato- canning factories 3 Washing 8 Sorting: Its importance 10 Sorting systems 11 Uniformity and rate of feeding 14 Turning devices 15 Lighting the sorting tables 16 Sorters ;... 17 Volume sorted :... 17 Efficiency of sorting 18 Sorting—Cont inued. Cost of sorting Trimming Pulping Pulp-making systems Promptness in handling stock. Cleanliness in the factory: Its importance The necessary Use of equipment Psychology of cleanliness. - Laboratory control Summary 20 20 21 21 23 24 25 25 26 27 28 INTRODUCTION. Marked changes in machinery and methods for the manufacture of food products have been made in the last 6 or 8 years under the stimulus of Federal and State pure food and sanitary laws. The manufacturer has come to appreciate the need for more sanitary methods. Certain individuals, firms, and corporations, of their own initiative, have blazed a path out of questionable or unsanitary sur- roundings in advance of Federal or State laws imposing such re- forms. Much credit is due manufacturers of this type who are willing to improve their methods of manufacture regardless of the existence or nonexistence of laws making such improvements imperative. At the other extreme is that small class of manufacturers who are in- different to the character of their product, either from the standpoint, 100635°—Bull. 569—17 1. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly re
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