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Is a bakery considered to be in the secondary or tertiary

nbsp 0183 32 Secondary is while components are sent to companies for use interior the producing of a commodity And tertiary is the provider in touch in advertising the produced commodity to purchasers 0 0 0 Login to reply the answers Post Anonymous 8 years ago 0 2 0
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Primary fuel

Primary fuels such as coal should be distinguished from primary energy flows like wind and solar power Although they are all sources of primary energy primary fuels are quot consumed quot In contrast a flow such as wind doesn t get quot consumed quot rather it makes more sense to think of flows as being quot utilized quot
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Energy Resources Primary vs Secondary

Primary energy sources include petroleum natural gas coal biomass flowing water wind and solar radiation Those are the fuels that can be mined reaped extracted harvested or harnessed directly Secondary energy cannot be harnessed directly from nature rather secondary energy is energy that has already been converted
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Primary energy

Primary energy sources are transformed in energy conversion processes to more convenient forms of energy that can directly be used by society such as electrical energy refined fuels or synthetic fuels such as hydrogen fuel In the field of energetics these forms are called energy carriers and correspond to the concept of quot secondary energy quot in energy statistics
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Primary And Secondary Crusher Coal Crusher

Secondary Coal Crusher Worldcrushers Mining primary impact crusher for saleprimary secondary primary crusher for iron ore processorsand makingcoalconcrete costs due to secondary pe jaw crusher is secondary crusher in coal handling plant by elleeatist
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primary secondary coal crushers

primary crusher secondary crusher coal Glossary of Mining Terms Coal Education A Abutment In coal mining 1 the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides which act as abutments of the arch of strata
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How Sources of Energy are Classified Energy Clime

Primary Secondary They occur naturally It doesn t occur naturally They are the main source of other forms of energy They are generated from primary sources Examples Coal crude oil wind biomass nuclear geothermal ocean waves and tides etc Examples
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Secondary mineral mineral classification Britannica

Other articles where Secondary mineral is discussed accessory mineral the magma in contrast are secondary minerals which form at a later time through processes such as weathering by hydrothermal alteration Common minor accessory minerals include topaz zircon corundum fluorite garnet monazite rutile magnetite ilmenite allanite and tourmaline Typical varietal accessories
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Coal

Coal is a combustible black or brownish black sedimentary rock formed as rock strata called coal seams Coal is mostly carbon with variable amounts of other elements chiefly hydrogen sulfur oxygen and nitrogen 1 Coal is formed when dead plant matter decays into peat and is converted into coal by the heat and pressure of deep burial over millions of years 2
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What are the Primary and Secondary Air Pollutants gt

Primary pollutants 1 Sulphur dioxide S0 2 produced from burning of coal mainly in thermal power plants It causes smog and acid rain 2 A Nitrogen oxides N0 2 causes smog and acid rain It is produced from burning fuels including petrol diesel and coal 3
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Insights on the role of primary and secondary tar

In the present work fast pyrolysis of coal in N2 and CO2 atmospheres was studied in a drop tube reactor DTR and in a heated strip reactor HSR In
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crusher secondary coal

Primary Secondary Coal Crushershoodlum Primary Secondary Coal Crushers We are a large scale manufacturer specializing in producing various mining machines including different types of sand and gravel equipment milling equipment mineral processing
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primary secondary coal crushers

primary and secondary crusher coal crusher Crusher Wikipedia A gyratory crusher is one of the main types of primary crushers in a mine or ore processing plant Gyratory crushers are designated in size either by the gape and mantle diameter or by the size of the
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Issue paper Definition of primary and secondary energy

in hard coal is therefore not secondary energy Figure 1 Primary and secondary energy Crude oil Hard Coal NGLs Natural Gas Nuclear etc Biomass wind hydro tide etc Bio fuels etc Petroleum products manufactured solid fuels and gases etc Waste
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gold mining in primary secondary and tertiary 171 BINQ Mining

Primary Secondary and Tertiary Sectors Business Management Category Business Management Studies Title Primary Secondary and Tertiary Sectors c Metal and coal from mines d Petroleum from oil fields The tertiary sector is where foods are made and sold to the public
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coal crushers for secondary

Secondary crusher in coal handling plant alpha coal project queensland mining technology the mine primarily contains washed coal with low ash and sulphur content facilities and primary and secondary crushers to reduce the size of the coal to 120mm
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Primary And Secondary Crusher Coal Crusher

Secondary Crushing Equipment Mineral Processing The term secondary crushing has become well established and familiar through long usage it applies to the crushing stage either single or multiple which follows immediately after the primary crusher taking all or a
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Smog Photochemical smog amp Sulfurous smog PMF IAS

Smog Smog smoke fog smoky fog caused by the burning of large amounts of coal vehicular emission and industrial fumes Primary pollutants Smog contains soot particulates like smoke sulphur dioxide nitrogen dioxide and other components At least two distinct types of smog are recognized sulfurous smog and photochemical smog Primary and secondary pollutants A primary pollutant is
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Classification of Energy Resources Primary and Secondary

Secondary Energy Resources These sources do not occur in nature but are derived from primary energy resources Examples are petrol or gasoline electrical energy from coal burning H 2 obtained by electrolysis of H 2 O
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Primary Crusher

Primary coal crusher Used for larger coal size The primary coal crushers may be of different types such as 1 coal jaw 2 coal hammer and 3 ring granulator Secondary coal crusher Used when the coal coming from the supplier is large enough to be handled by a single crusher
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Primary N Secondary Crushers For Coal Crushing Djibouti

Primary Secondary Coal Crushers Coal primary crushers A coal crusher is a coal processing plant which broke coal into various useful sizes crusher as secondary crusher ball mill or great wall vertical coal mill as gr get price manufacturers of primary crusher for
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Primary Energy amp Coal

Primary energy 185 is natural unprocessed energy which goes as input to the energy system Examples of primary energy are coal gas crude oil and solar energy In contrast secondary energy has been transformed into more convenient and user friendly forms of
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Energy

Primary and secondary sources The numerous existing energy sources can be classified in different ways Primary sources can be used directly as they appear in the natural environment coal oil natural gas and wood nuclear fuels uranium the sun the wind tides mountain lakes the rivers from which hydroelectric energy can be obtained and the Earth heat that supplies geothermal energy
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What Are Primary Secondary Tertiary Quaternary And

What Are Primary Secondary Tertiary Quaternary And Quinary Industries Increasingly complex modern economies include 5 very different yet commonly important kinds of activities Modern integrated economies require a mix of different sectors filled with unique people each with their own vital tasks to perform
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