Air+Conditioner

[|Air Conditioner] - In order to keep ink from running at a Brooklyn printing shop, young engineer Willis Carrier invented the first air conditioning unit in 1902. His invention became a key tool used in the preservation of art and artifacts.


 * What's the problem?**
 * **Ask** -
 * **Imagine** -
 * **Design, Build** -
 * **Improve** -


 * That's engineering**

>.
 * Engineering ideas**

Challenges for you to work on...
 * Do It**


 * News, updates**


 * Learn more...**

..r0 0e 0a