Correct paint color for a 1970 Dart 8 3/4 axle assembly

Be very careful using crushed glass, you don't want that **** in your lungs. Use a charcoal filter mask, even when sweeping up dust from it.

A filtered pressurized air suit is best.
I worked at Boeing for 22 years. I know how important PPE is. I've used Nasty stuff like MEK and worse. I appreciate your warning. You're a smart man.