Have you ever wondered why potato chips have those yummy, crunchy waves? Turns out that non-ruffled ones cannot handle the weight of the sauce and break down. Ruffled chips also give you a better mouth feel. It's hard to imagine our life without barcodes, but how do they work? Zebra lines are the keys here: the scanner with a laser detects the pattern and reads the barcode. There are many other common objects around us that have an interesting history or hidden purpose - let's find out more about them! Learn more about your ad choices. Visit megaphone.fm/adchoices