A damages needle can be disastrous to your ability to create high quality art, because if you are unable to straighten a bent needle back out or the needle should break completely you will not be able to finish your airbrush art until you can get a replacement. If you do end up bending your needle you can try and straighten it with either pliers. Books designed to teach airbrush art can be used alone or along with magazines and videos. To get you started are the following books covering beginner and advance information on airbrushing. If you are just now looking into learning airbrush art then Airbrush by Parramon's Team is your best bet to start with. Free Ways To Gain Exposure For Your Airbrush Art Getting known in any industry will take time but you have to get your work out there in front of people. It is only after you have people looking and admiring your work will you finally start to become known. There are several ways that you can get your airbrush art seen. For the paint you have an internal mix or an external mix. The internal mix is when the air and the paint both mix inside of the airbrush. This will create a atomized fine dot spray pattern. This makes the internal mix a good choice for fine detailed work in your airbrush art. The point at which they come together is in the head assembly. The type of paint that you use will depend on what you are airbrushing. Some paints can only be used on certain surfaces and are not safe to use on other surfaces. So make sure the paint you are using is safe for the surface you will be putting your airbrush art onto. Water soluble acrylic paints are used for airbrushing art onto plastic, metal, vinyl, wood, ceramics and cloth. The main key is learning how to control the airbrush gun so that you can get the paint only where you want it and not overcast the paint where you do not want it. Once you master that then your options are endless with the vast array of stencils out there. A bottom feed or siphon feed airbrush works best when putting airbrush art onto a t-shirt.