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Are you Qualified to Teach | ScubaShea.com

Talking with one of my good friends the other day and they were making the remark that a potential student turned them down because he was not part of a shop and wasn’t qualified to teach them.  This concept has festered with me a bit and then when I was reading an article in Crain’s, about social media...

Achieving Better Buoyancy

In learning how to dive, some scuba instructors may point out a few things beyond the skills you learn. Many will not. Neutral buoyancy is an art and craft that must be worked on all the time. A friend and scuba instructor, Mike Shea, talks how buoyancy is a perishable skill that must be practiced. I...

A Weighty Matter

The average person probably does not think about the weight of water.  That average person is not like you and hold that coveted scuba diving certification.  Have that understanding that water plays a critical role in what happens to our body while diving. Sure, we learned that a cubic foot of freshwater...

Who is this Archimedes Guy and what does he mean to Me?

Do you happen to remember this statement; “An object wholly or partially immersed in liquid is buoyed up by a force equal to the weight of the fluid displaced by the object” That is Archimedes Principle; it is also one of the more important principles in diving.  As scuba divers here in the Northwest...

Dalton’s Law

Most people or scuba divers do not know who or what Dalton’s Law is.  Those that have gone through some technical diving or military training, you have heard of this law.  What it states is that the pressure of a gas is made up of of the partial pressures of the gases contained within.  It will also go...

Scuba Diving Refresher – For All Dusty, Rusty Scuba Divers

Our Dusty, Rusty Scuba Diver event was a success. The pool was packed with divers. My only question is where were you? The divers who participated were so glad that they jumped in the pool to get wet. We have more comfortable divers in the water thanks to the Dusty, Rusty Scuba Diver event. There were some...

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