1. Mason jars didn't make the inventor wealthy.
Even though Mason jars can be purchased at just about any store these days and have a multitude of uses, their creator, John L. Mason, didn't make any money off of them. He patented his invention in 1858 (at the age of just 26!), but the patent expired in 1879. Since most competitor brands didn't start making Mason jars until after 1879, he didn't see any of the profit.
2. The jar wasn't invented first.
When Mason, a tinsmith, created the jar, he invented the cap first. The jar itself came after. Here's what one of the first Mason jars looked like:
3. It's said that Mason also patented the first salt shaker.
4. The most popular Mason jar company today—Jarden Home Brands Ball® Canning—started manufacturing jars in 1884.
Today, they make 17 jars per second.
5. The logo on a Mason jar can help you figure out when it was made.
6. It took the Ball® company 10 years to trademark a logo.
Ball® didn't trademark its now-iconic logo until 1904, even though they had been using one since 1894.
7. Those numbers on the bottom of Mason jars? They represent mold numbers.
In other words, it identifies "the position that the jar mold was held on the glassmaking machine," according to Jarden Home Brands.
8. People bought a lot of Mason jars in 2015.
If you laid them end-to-end, all of the Mason jars sold in 2015 would encircle the entire planet.
9. Some Mason jars are worth well over $1,000.
sold for a whopping $2,499 on Ebay.
10. The Universal jar is one of the most valuable Mason jars for collectors.
The jar was produced around 1937, and no more than 50 were ever made. The Buffalo Jar in amber is even rarer; only four are known to exist.
11. Mason jars make an appearance in the Guinness Book of World Records.
The world's largest Mason jar mosaic contained over 2,000 jars.
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