Use this technique for Box Jellyfish and Irukandji.

What is It? – This technique is when you pour lots of vinegar over the wounded area and remove any tentacles from it.
Why is it Done?– It is done to prevent the further release of venom into the skin.
How is it Done?
Step 1: Pour plenty of vinegar over the wound (for at least 30 seconds).

Step 2: Remove any tentacle material still stuck to the patient’s skin.

Step 3: Seek medical help as soon as possible.