The Science of Scratch-N-Sniff + My DIY Stinky sticker Experiment

This episode, we're figuring out the science behind scratch-and-sniff stickers. Alyshia tries to make her own, but along the way, she discovers the weird world of micro-encapsulation and accidentally invents a perfume that smells... unique. 0:00 How Scratch-N-Sniff Actually Works 0:50 The Neuroscience of Smells & Memories 1:50 Creating a "Gross" Scent with a Biochemist 3:30 The Chemistry of DIY Stickers (PVA & Polymers) 4:30 The Big Reveal: "Bin Juice" Fragrance 5:35 The Blind Smell Test & Results #SmellScience #Microencapsulation #STEM #ToyTearDown