Overview
this guide will teach you how to identify 6 foot holes throughout your life.
how to identify dirt/air content
This step is hard to explain in words.
Watch this instructional video[streamable.com] instead. It explains it better than I can.
the step after the first one
This step is integral. As the video stated, the air content is always 1.
6 + 1 = 7.
A 7 foot hole. A 6 foot hole is 7 feet and you can now identify it as such!
Congratulations!
(edit; please don’t comment about my math. there is no way i did it wrong.)