Day 24: X

Today is for X. The letter X. It’s good for all kinds of stuff!

-Experimental aircraft! You know, like when the F-22 was the X-22, and the F-35 was the X-35.

-Xenon! It’s a noble gas! Xe!

-X-rays! Thank goodness for those.

-And other things X can be used for!

 

Weeeeee.