Corvette ZR1 - The "Crater Test" and Inside the Paint Lab
What is the "Crater Test"?, you will ask. Well is the test you need to pass if you want to nter the exclusive Corvette Paint Lab. It ensures you haven’t used any unwanted products that can cause paint craters to form on the vehicles. Only a few crews have passed the test and been allowed inside.
And if you passed the "Crater Test" you will have the privilege to enter here:
Source: GM Next