OK . . .What does a 5W-30 do that an SAE 30 won't? When you see a W on a viscosity rating it means that this oil viscosity has been tested at a Colder temperature. The numbers without the W are all tested at 210Â° F or 100Â° C which is considered an approximation of engine operating temperature.
(Answer #1). The Industrial Revolution was a time when the world's economy started to be more industrialized -- things came to be made in factories rather than by individual artisans. Great Britain took the lead in this largely because of geography.y about mid nineteenth century it took firm roots in western Europe and northeastern USA. The industrial revolution first developed in Great Britain for several reasons. The two most important of these are abundant supply of coal and iron and the economic advantages accruing to the country because of its colony.
Introduction. This unit examines the Industrial Revolution in the period 1750â1914, a time of dramatic technological and social change. It examines in particular the effects of industrialisation on work, society, politics and the environment.he Second Industrial Revolution, which began in the 1860s in Europe, the US and Japan, saw great strides in the production of steel, railroads, electricity and chemicals, and was characterised by the mass-production and mass-consumption of goods.