theastronaut build thread. Look at post #28
http://67-72chevytrucks.com/vboard/s...=474456&page=2
brokenspoke lol
The current International Agency for Research on Cancer (IARC) evaluation is that, "Carbon black is possibly carcinogenic to humans (Group 2B)". Short-term exposure to high concentrations of carbon black dust may produce discomfort to the upper respiratory tract, through mechanical irritation.