good free info from DAN

[knotical]

Not sure how many folks are aware that some nice DAN Booklets are available to read for free online.

Specifically, at:
Divers Alert Network
Booklet | The Heart & Diving
Booklet | The Ears & Diving
Booklet | Hazardous Marine Life
Booklet | Decompression Sickness


Also their SmartGuides in pdf format:
http://media.dan.org/DAN-SmartGuide-DiveMistakes.pdf
Guide | 7 Mistakes Divers Make and How to Avoid Them

http://media.dan.org/DAN-SmartGuide-Air.pdf
Guide | 13 Ways to Run Out of Air & How Not to

http://media.dan.org/DAN-SmartGuide-Ears.pdf
Guide | Beat the Squeeze: Equalize Like a Pro

 

[RJP]

As I always say, DAN insurance is worth paying for... even if only for the free stuff.