BambooBluez wrote:Thank You in advance.
A) Look up the composite conversion in a reference like NIST SP 811, or use the calculator here.
B) Go "Back to Basics:"
1 lb/ft³ x 453.59237 g/lb x (1 ft/30.48 cm)³ = 0.016018 g/cm³
The reciprocal gives 1 g/cm³ = 62.428 lb/ft³