PADI Certification Card: Understanding Student Numbers vs. Certification Numbers

QuestionI recently qualified as a PADI open water diver. Today I received my certification card. I was expecting a 6 digit certification number on the card

Reduce Air Consumption & Extend Your Dive Time: A Guide

QuestionHenry, I would like to know what steps I can take to maximize my underwater time. Im fairly average in size (150 pounds) but it seems that I use

PADI Open Water in Cuba: Can You Complete Your Certification?

QuestionHelp! Ive just read your answer to the question from Michael re PADI in Cuba, but am still a bit confused. Im signed up to do a PADI open water r

Ear Pressure While Snorkeling: Causes & Safe Diving Practices

Questionwhen i do snorkeling,when i get into 5ft deep(only)my ears ache like its too much pressure,i mean how can i get deeper without getting some pain in

James Bond's Diving Gear: Fact vs. Fiction - A Deep Dive

Questionhi  on James bond he has that mini air tank in his mouth is this real or fake as itll be perfect for my dad i want to get him something for X

Locating Luxfer Manufacturing Aluminum Tank Video - ScubaBoard Discussion

QuestionIn a post on ScubaBoard.com, you mention that you have an older video from Luxfer on manufacturing aluminum tanks.   Do you know the title of

Find Top Scuba Diving Schools: Build to Master Diver Certification

QuestionI am interested in going to a dive school anywhere from South FL to Brazil. I want to build myself up from the bottom, all the way to Master Scuba

Scuba Diving Training & Education: South FL to Brazil

QuestionQUESTION: I am interested in going to a dive school anywhere from South FL to Brazil. I want to build myself up from the bottom, all the way to Mas

Troubleshooting Buoyancy: Correcting Vertical Descent in Scuba Diving

QuestionI have a back insuflated BC. I weight around 109 pounds and I am 5 feet tall.  I have been using between 14 pounds to be at 30 feet deep with

Renewing Your Divemaster License in the Philippines: Requirements & Costs

Questionmy brother was a dive master here in the philippines but he did not renew it for almost 3 years now, where can he renew his licence and how much, t

Mini Diving Tanks for Scuba Divers: Options & Considerations

QuestionI am a Scuba Diver, Im on the path to becoming an instructor and am Rescue Diver qualified so far. When i go to the beach i would like to stay und

Ruptured Eardrum Recovery: How Long Does Ear Clogging Last?

QuestionI ruptured my eardrum on Dec. 26 while trying to descend in Roatan. I was wondering...my ear still feels clogged. I went to the ships doctor while

Online vs. Local: Weighing Equipment Costs & Supporting Small Businesses

QuestionHi there. I have an ethical question i guess. I found a little shop that I got certified through. I really like the people from the shop and want

Helium Diving After Decompression Sickness (DCS)

QuestionHi, in 2001 I suffered a small bend in my left calf muscle. By the time this was diagnosed as most likely DCI the Drs decided it was too late for r

Lost Coastal School Diploma? Here's What to Do

QuestionHi Gary, I graduated from Coastal in the mid 70s, I trained with Al Mikalow, Dave Lynn and Bill Cooper.  Many years ago I lost my diploma. &nb

Choosing the Right Business Structure for Your Dive Business in California

QuestionQUESTION: Hi Mike, Im looking into starting a dive instruction business (Im a PADI OWSI) in California and Im wondering what type of business struc

Dissolved Gases in Blood and Tissues: A Comprehensive Overview

QuestionWhat is the total approximate dissolved gas content in blood and tissues in an average sized person at one atmosphere ambient (saturated and  

Can You Use a Paintball Tank for Scuba Diving? - Safety Concerns

QuestionI just wanted to know if it would be possible to hook up a scuba mask to a 300o psi 48cu paintball tank to breath for a short time underwater Answ

Scuba Diving Weight Requirements: Can I Qualify?

QuestionI have signed up for a scuba class at my university. I am 18 and weigh about 225-230 pounds. I am nervous that I will get there and they will tell

Removing Brown Tint from Diving Mask Rubber: Causes & Solutions

QuestionMike- Sadly, my diving gear has been in storage for the last 2-3 years.  I just pulled it out to see that the rubber (clear) around the mask