Scientists Working On Food Allergen Detection Device

BOSTON (CBS) - Scientists in Boston are working on a device that allows people to test their own food for allergens.

You mix a small bit of food with another chemical on a test strip.

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If it detects an allergen, the device alerts users that the food is not safe to eat.

Scientists are working on a prototype that will be small enough to fit on a key chain.

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They hope to have something on the market within two years.