Dr. Don and Professor Ben talk about the risks of eating chips from a bag that is not air-tight. Dr. Don - not risky ?? Professor Ben - not risky ?? A review of acoustic research for studying the sensory perception of crisp, crunchy and crackly textures Smart packaging systems for food applications: a review FDA Food Tampering fact sheet ‘Food terrorism’ and other possible culprits behind the strawberry contamination scare - ABC News