Inventions - Prisoners'

are crafted with precision from empty Bic lighters or ice cream sticks.

are made by scraping ink off magazine advertisements and mixing it with body lotion. Prisoners' Inventions

It’s not just small-scale cell hacks; some inventions created behind bars have changed the world. Did you know the as we know it was invented in a cell? In the 1770s, William Addis was serving time in London’s Newgate Prison when he took a small animal bone and glued bristles to it. Upon his release, he founded Wisdom Toothbrushes , a company that still exists today. Why It Matters Prisoners' Inventions | Prison Photography are crafted with precision from empty Bic lighters