You Design It just put together a pretty interesting list of the “10 Things You Didn’t Know About T-Shirts”. For instance, did you know that it takes six miles of yarn to make one t-shirt?

Peep the full list here.

1.) Cotton has been grown for over 6,000 years.
2.) The word “t-shirt” first appeared in the Merriam-Webster dictionary in the 1920′s. Two other best-selling books during the same time period were Farewell To Arms and The Great Gatsby.
3.) That’s a lot of dough for some t-shirts!
4.) In 1939 the first promotional t-shirt was printed for the movie “The Wizard of Oz”.
5.) “Absorbent” cotton will retain 24-27 times its own weight in water and is stronger wet than when dry. Get you some of that polyester!
6.) There are 35,000 cotton farms in the U.S. and 98% percent of cotton is grown in Alabama, Arkansas, Arizona, California, Georgia, Louisiana, Mississippi, Missouri, New Mexico, North Carolina, Oklahoma, South Carolina, Tennessee and Texas.
7.) T-Shirts made from recycled cotton prevent over five billion tons of textile waste from entering landfills each year.
8.) Top 5 Cotton Producing Countries (2009)

• – China: 32 Million Bales
• – India: 23.5 Million Bales
• – United States: 12.4 Million Bales
• – Pakistan: 9.8 Million Bales
• – Brazil: 5.5 Million Bales

9.)Annual Dollars Generated by Industry

• – Cotton: $25Billion
• – Candy: $17Billion
• – Jewelry: $7Billion
• – Music: $3Billion

10.) It takes six miles of yarn to make one t-shirt.