BY: BHARAT EXPRESS
Accidental Inventions That Changed the World
An engineer working on military radar noticed a radar beam had completely melted the chocolate bar in his pocket.
The Microwave
An inventor grabbed the wrong size electrical resistor out of a box and accidentally built a device that could mimic a human heartbeat.
The Pacemaker
A frustrated chef sliced potatoes paper-thin and fried them to a crisp just to spite a customer who kept complaining his fries were too thick.
Potato Chips
A scientist trying to create an ultra-strong aerospace adhesive accidentally made a weak glue that stuck gently without damaging surfaces.
Post-It Notes
A messy biologist returned from a two-week vacation to find that a weird mould growing in his petri dish had completely destroyed harmful bacteria.
Penicillin
A Swiss engineer went for a hike and wondered why cockleburr seeds stuck so stubbornly to his dog’s fur and his own wool trousers.
Velcro
A naval engineer dropped a specialised mechanical spring and watched it walk its way down a pile of books.
The Slinky