A = Point(zAxis)
B = Intersect(xAxis, zAxis)
a, c, d, b = Cylinder(A, B, 4)
C = Point(zAxis)
e, f, g, h = Cylinder(C, A, 2.5)
D = Point(zAxis)
i, k, p, j = Cylinder(D, C, 1.56)
E = Point(zAxis)
F = Point(xAxis)
l = Ray(E, F)