Trouble shooting in environmental monitoring

The major routes of contamination can be broadly classified as surfaces, water, people and air. Each time that “ALERT LEVEL” and “ACTION LEVEL” are reached, the person responsible for environmental monitoring should know what action must be taken. The reported troubleshooting guide taken from the Document Guide Line No.20 – Effective Microbiological Sampling of Food Processing Environments – by C. & C. gives some useful hints.