Imagine tucking into a fine fillet of "British" beef, only to learn it actually came from Australia. Or drinking "French" wine that actually came from California.
What if the "Italian" olive oil you pour over the accompanying salad originated in Morocco?
That might not be so bad, you may think.
But what if a bottle of vodka you'd purchased in good faith is tainted with methanol, making it lethal to drink?
Or the baby food you feed your youngest is not what the label on the jar said it is?
As global trade has increased, so has the potential for food fraud, where fraudsters lie or hide the true provenance of produce.
Alongside food safety and health fears, its raises concerns over quality control, reputational damage and lost revenue, and puts the spotlight on illegal activity.
Now some firms are taking to using scientists, a type of food "crime scene investigators", to tackle the issue.
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