SINCE the advent of the motor-car the use of bituminous materials in road-making has become more and more widespread, and a definite knowledge of the chemical and physical characters of these ...
Hirsch, P. B., Proc. Inst. Fuel Conf. “Science in the Use of Coal”, Sheffield, p. A–29 (1958). Brown, J. K., J. Chem. Soc., 744 (1955). Brown, J. K., and Hirsch ...
You can choose from natural, quarried slate or synthetic alternatives like fiber cement slate or bituminous styles. Synthetic slate is much more affordable and has many of the same benefits of ...