Expand Your Scuba Diving Knowledge – Learn, Understand & Dive Smarter in Koh Chang
Scuba diving is more than just an underwater adventure – it’s a skill, a science, and a lifestyle. At Chang Diving Center, we help divers at every level, from beginners to pros, build real-world knowledge that boosts safety, confidence, and enjoyment under water.
In this section you’ll find clear explanations of core topics like SAC rate & gas consumption, Nitrox basics, buoyancy & trim, dive planning & logbook use, and safety procedures (e.g., SMB). Complex theory is broken down into simple, practical steps – perfect prep for your Open Water course, a relaxed Fun Dive, or future technical training.
Apply what you learn on our Koh Chang dive sites – from colorful reefs to the HTMS Chang wreck. For planning your trip, pair these articles with our How-to Guides, Marine Life, and FAQs.
📘 Browse the Scuba Knowledge posts below – and make every dive in Koh Chang safer, smarter, and more rewarding.
💨 Gas Consumption
Learn to calculate your SAC rate and plan gas usage professionally – essential for every diver.
🌬️ Why Nitrox
Discover the benefits of enriched air for safer and longer diving – exclusively filled at Chang Diving.
🔍 Search & Recovery
From lost items to shipwrecks – learn effective equipment and techniques for underwater recovery.
📋 Dive Logbook
Why keeping dive logs is important – what to record, track progress, and benefits for courses.
🎈 SMB Guide
Everything divers should know about SMBs – colors, meanings, and proper usage techniques.
✅ Safety Check
Essential pre-dive safety checks and BWRAF procedures for safe diving on Koh Chang.
💻 Best Dive Computers
Compare top dive computers of 2025 – Suunto D5, Garmin MK3i, and Shearwater TERIC reviewed.
🛸 Wreck Diving
Explore amazing shipwrecks around Koh Chang – HTMS Chang, T11, Koho Maru 5 and more.
