First Aid Knowledge and Emergency Response Guides

Welcome to the REACHAU First Aid Knowledge Hub.

Here you will find practical guides that explain how to recognise and respond to medical emergencies in real-world situations.


Our articles cover essential first aid topics including bleeding control, CPR, snakebite management, remote workplace emergencies, and nationally recognised first aid training.


Each guide is designed to help people understand not only what to do, but why first aid techniques work.

First Aid Blog Posts

Choking in Adults: How to Respond When Someone Cannot Breathe

Choking in Adults: How to Respond When Someone Cannot Breathe

Choking in Adults: How to Respond When Someone Cannot BreatheBritt Brennan
Published on: 08/05/2026

If you are responsible for others in a workplace, school, childcare setting, or at home, this is essential knowledge. Choking incidents happen without warning, and confidence comes from understanding not just what to do, but why it works.

First Aid BasicsEmergency First Aid ScenariosChoking First Aid & Anti-Choking Devices
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The Deadly Beauty of the Blue-Ringed Octopus

The Deadly Beauty of the Blue-Ringed OctopusBritt Brennan Published on: 08/10/2025

The blue-ringed octopus may be tiny, but it carries enough venom to kill 20 adults. Learn why it’s so dangerous, what to do if bitten, and how First Aid training can save lives at REACHAU.

Blue-ringed octopusdeadly marine animalsno antivenomtetrodotoxinmarine first aidreachau trainingemergency responseCPR training australia