Sanitizer, definition

The activity of AST and ALT had by this time passed their peak but the bilirubin concentration was elevated, often good signs that the acute condition is beginning to reside. Viral serology provided definitive evidence of hepatitis B infection this is not uncommon in conditions where sanitation is rudimentary. The patient made a full recovery about 4 months after diagnosis, but was advised to abstain from alcohol for several more months. 

For some particularly risky foods, even the most careful hygiene and sanitation are insuificient to prevent contamination, and a definitive microbe-killing step must be included in the process. For example, early in the century, large botulism outbreaks occurred when canned foods were cooked... 

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