Glass beads.
Sandblasting is just like Detailing or even painting a car. It is pure experience in how they sandblast and even what material they are sandblasting. You should always just get 3-4 Estimates from REPUTABLE companies. Then you will have your average.
Paint is a material not a property.
Its not car paint, but Montana spray paint is definitely the best paint in a spray can. I dont think you will find actual car paint in an aerosol can, but I could be wrong.
Paint your car what best describes your personality
I believe carbon fiber is the best material
Aluminum
Getting a paint sealant applied will probably be your best bet. This is offered at most dealerships.
Woven nylon straps are the best materials for car bras.
The best way to go with car washes is to wash at home using a cleaning solution that is well suited for car paint and then buffering with wax.
PPG is the most popular brand as many OEMs use their paint
aircraft stripper you can get it almost anywhere
you use spray paint from a can at a bike or car shop