Title: How ketchup is made - ingredients of, manufacture, making, history, used, processing, product, industry
Headings: 
Ketchup
Background
Raw Materials
The Manufacturing
Process
Developing quality tomatoes
Preparing tomatoes
Pulping
Adding ingredients and cooking
Finishing
Removing air
Filling
Cooling
Labeling and packing
Quality Control
The Future
User Contributions:

Content: Containers of ketchup may be cooled in cold air or  cold water. Labeling and packing
10 Finally, the ketchup containers are labeled and coded with product  information, including ingredients, date and location of manufacture,  and shelf-life. The bottled ketchup may be inspected again before  shipping. The entire process of ketchup manufacturing generally takes  two to three hours. Quality Control
Some of the commonly used preservatives during the 19th century included  benzoate of soda, borax salicylic acid, benzoic, and formaldehyde, all of  which could pose health risks when consumed in large quantities. A series  of Pure Food Laws beginning in 1906 banned the use of the harmful  preservatives. In 1940, the U.S. government established a "Standard of  Identity" for ketchup as tomato-based. Thus consumers could tell  from the