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Density is a measure of how much mass is contained in a given volume.
Density is calculated by dividing the mass of an object by its volume.
It is commonly expressed in units such as g/cm^3 or kg/m^3.
Objects with higher density have more mass packed into a smaller volume.
For example, lead has a higher density than wood.
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posted on 28 Oct 2022
Petrol and diesel are liquid fuels made up of carbon and hydrogen, while an emulsifier is a substance that helps mix two immiscible liquids.
Petrol and diesel are commonly used as fuels for vehicles and machinery.
Emulsifiers are often used in food production to mix oil and water-based ingredients, such as in salad dressings or mayonnaise.
Petrol is distilled at a lower temperature than diesel, resulting in a lighter and ...
The final product of this process is tar or bitumen.
The process is not specified, so it's difficult to give specific pointers.
Tar and bitumen are commonly used in road construction and roofing.
Tar is a dark, thick liquid made from coal or wood, while bitumen is a sticky, black substance made from crude oil.
Both tar and bitumen are used as binders in asphalt for road construction.
Tar is also used in waterproofing and as...
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Junior Manager
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Quality Engineer
7
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Assistant Manager
6
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Deputy Manager
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Production Engineer
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