FREMONT, Calif.--First it was tomatoes, and now it's jalapenos.
The recent warnings of salmonella outbreaks show the difficulty of tracing sources of food contamination in the United States. Federal authorities this week couldn't say for sure whether contaminated jalapenos were tainted in Mexico where they were grown, at the distribution center in Texas, or while en route to markets.
A California clean-tech company is hoping to take advantage of an otherwise unsavory situation. Purfresh, a food and water ozone-purification company, makes software called Intellipur to monitor the quality of food and drinks as they move from harvesting … Read more