No, the Romans did, over 2000 years ago.
The sand and stone adds a binding quality to the cement making the concrete or plaster stronger than pure cement.
It is used so the cement can bond with another substance or else it will be to weak
Limestone is made up of calcium oxide which is the key ingredient to make cement. The limestone is mixed in with a particular clay to get the cement mixture.
people these days in have learned technology about computers, and are making things with their technology.
she does not stick around for breakfast!
Thomas Edison did not invent electricity. He invented means of making use of electricity.
Although there were many scientist who were competing to invent the first practical light bulb, it was Thomas Alva Edison who is credited with making them a household item.
he invented, (note: he didn't invent the light bulb he just improved it by making it last longer
Well, there's mixing the cement, making the cement, processing the cement, oh, and prostitution.
Cement has a number of uses. Making foundations, making floors or pads, anchoring in poles, making roadways, etc..
A. discover and invent are not the same discover means to find or uncover while invent means to make B. (Note: "Discover" and "invent" are verbs, not adjectives.) "Discovering" involves knowing about something that has existed beforehand, such as Marie Curie's discovery of radium. On the other hand, "inventing" refers to making something that has not existed before, like Edison's invention of the light bulb.
cement is made up of calcium silicateand alminate
Actually, Thomas Edison thought of making the computer, but with the technology of his time he could not. But he did design the frame before he gave up on it. I am TheBoZZGamer and I'm 11!!
The sedimentary rock that is used in making cement is limestone. Cement, which is used in making concrete, is a mixture of marl and lime.
actually thomas edison did not make the lightbulb
Cement can be made at any time - if the temperature is going below freezing, however, antifreeze must be used in making it.
yes