The Stories Behind 20 Inventions That Changed the World
From blood banks and barcodes to the Super Soaker and the pizza box, here are the fascinating stories behind inventions that changed the world.
Source: mentalfloss.com
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How Victorian 'Night Soil Men' Kept London From Going to Waste
The fetchers of feces known as night soil men tackled a dangerous, thankless job—all in an attempt to keep Victorians unburdened by their ever-growing piles of poop.
Source: mentalfloss.com
The Unusual Origin Stories of 9 Household Items
What was Kleenex originally used for? The product’s fascinating history has ties to Kotex and World War I.
Source: mentalfloss.com