Type Alias Dimension 

pub type Dimension = dyn Dimension<Kind = dyn Kind, I = Z0, Th = Z0, T = Z0, J = Z0, M = PInt<UInt<UTerm, B1>>, N = Z0, L = NInt<UInt<UInt<UTerm, B1>, B1>>>;

Dimension of mass density, L⁻³M (base unit kilogram per cubic meter, kg · m⁻³).