Self Defence Lighter:
The idea behind this, was to design a small (lighter size) device that could be used to scare away a mugger or assailant without doing any permanent damage. Ideally, the device would be cheap to make, light-weight and compact and durable.
This is the original lighter that was butchered to obtain the valve, "trigger" etc.

Cost: NZ$2.50
Keep away from children? HA! This is what you get for not keeping lighters awy from children =P
This is the first prototype. It sprays the liquid butane fairly well, but needs some serious development in the ergonomics department! Neatening up the jagged bits of wire or replacing them with something more user friendly would definately be a good start!
The butane that the protype was run on.
An over-centre clip off an air-tight coffee container. This is hopefully going to replace the jagged bits of wire on the sides. If it works, it will also open up the possibility of using liquid fuels, with the butane as a propellent only. Cheaper, longer flame, and 20 times as fun! =D
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