salt common salt mineral composed primarily chemical compound belonging larger class salt natural form mineral known rock salt salt present vast quantities main mineral constituent open ocean grams salt essential human life basic human tastes tissues animals contain larger quantities salt plant tissues salt oldest food important method food preservation earliest evidence salt processing dates years ago people living area known country romania boiling spring water extract salt works china dates approximately period salt prized ancient greeks romans byzantines salt important article trade transported boat mediterranean_sea specially built salt roads universal need salt led nations war salt use raise tax revenues salt religious ceremonies cultural significance salt processed salt mines sea salt mineral rich spring water shallow pools major industrial products industrial processes including manufacture paper pulp products annual global production million tonnes salt human consumption uses include water conditioning processes highways agricultural use edible salt sold forms sea salt table salt usually contains anti agent prevent use cooking table salt present processed foods essential nutrient human health role excessive salt consumption increase risk diseases children adults health effects salt long studied accordingly numerous world health associations experts developed countries recommend reducing consumption popular foods recommends adults consume equivalent grams salt day history humans tended build communities sources salt trade history availability salt pivotal civilization word salary comes latin word salt roman paid salt literally worth weight gold britain means source salt sandwich valley key region supported north supplied kind salt came called thought city europe bulgaria salt providing area known balkans salt means salt works people canning artificial preserve food years salt best known food especially meat thousands years ancient salt works operation discovered archaeological site salt spring romania evidence indicates people culture boiling salt laden spring water process extract salt far salt extracted operation direct rapid growth society population soon initial production began harvest salt surface near china dates making oldest salt animal tissues meat blood milk plant tissues flocks eat salt food feeding mainly vegetable matter need supplement diet salt spread civilization salt world main trading high value ancient greeks romans byzantines peoples antiquity middle_east salt seal agreement ancient salt god salt offerings trust ancient practice time war earth scattering salt defeated city order prevent plant growth bible tells story ordered god texts claim roman general city salt defeated war salt connection trade described salt trading routes libya 5th century early years roads built transportation salt salt capital salt included funeral offerings found ancient egyptian tombs millennium birds salt fish began salt fish return lebanon cedar glass purple traded egyptian salt fish salt north_africa mediterranean trade empire africa salt currency south rock salt coins merchants 6th century traded salt gold weight weight traditionally maintained routes especially transportation salt salt cross desert southern trade takes place truck takes fodder trade goods northwards returns laden salt pillars dates lie river central austria area extensive salt deposits literally means salt river salt castle taking names german word meaning salt site world salt town gave culture began mining salt area previously began open pan salt making millennium celtic communities grew rich trading salt meat exchange wine word salary originates latin referred money paid soldiers purchase salt word literally means comes ancient roman practice leaf vegetables wars fought salt venice fought won war genoa product played important american revolution cities overland trade routes grew rich duties towns like liverpool flourished export salt extracted salt mines governments different times imposed salt taxes peoples said financed salt production southern spain oppressive salt tax france causes french revolution repealed tax napoleon emperor pay foreign wars finally abolished led people march protesters salt sea british rule avoiding paying salt tax civil inspired millions common people elevated indian independence movement movement national struggle chemistry salt compound formula representing equal proportions sea salt mined salt sea salt prehistoric seas contain small amounts trace elements small amounts generally good plant animal health mined salt refined production table salt dissolved water precipitation minerals solution process salt crystals translucent cubic shape normally appear white blue purple mass salt melting point boiling point density grams cubic readily water dissolved water separates grams cold solutions salt solutions different properties pure water freezing point salt boiling point saturated salt solution edible salt salt essential health humans animals basic taste salt world found salt eating tables personal use food salt ingredient manufactured table salt refined salt containing percent usually agents added free flowing salt containing potassium widely available people grains rice salt absorb extra moisture help break salt form fortified table salt table salt sold consumption contain address variety health concerns especially developing world identities amounts vary widely country country important humans element cause lowered production endemic adults children salt correct conditions consists table salt mixed minute potassium small added stabilize affects billion people world leading cause mental table salt significantly reduced disorders countries specific compound added salt varies country country united_states recommends day men women salt contains parts million content salt recommended known yellow added salt agent considered safe human consumption anti agents added added salt flow freely safety food found acceptable agents include calcium acid acid dioxide calcium calcium european_union permitted use aluminium compounds fortified salt iron added iron mental development estimated developing world typical iron source especially important pregnant women acid gives table salt yellow color acid helps prevent tube defects affect young mothers especially developing countries lack diet cause greatly increased dental added table salt goal reducing tooth decay especially countries benefited water practice common european countries water carried france table salt sold contains added kinds sea salt contains small amounts calcium traces products salt resistant bacteria sediment particles calcium bitter sea salt gradually moisture air stored uncovered products contribute mildly sea air compounds sediments proportion varies source salt dull grey appearance taste compounds humans minute concentrations sea salt complex flavor pure food salt added cooking likely overwhelmed food ingredients refined salt industry cites scientific studies saying raw sea rock contain prevent diseases different natural different depending source giving unique flavour natural sea salt surface salt unique flavour varying region produced traditional korean cuisine called bamboo salt prepared salt bamboo container mud ends product minerals bamboo mud claimed increase properties paste salt refined contains larger grain size refined different properties cooking useful preparing meat salt certified meet requirements true products labelled salt salt speed specific tastes salt food salt present foods naturally occurring vegetables fruit present small quantities added processed foods foods especially foods foods foods convenience foods functions dairy salt preparation butter cheese products advent electrically powered main methods food preservation herring contains preserved form contains similarly pork typically contains bacon contains potatoes contain potato main sources salt diet apart direct use bread products meat products milk dairy products east asian cultures salt traditionally place sauce fish sauce sauce tend high content fill similar role table salt western cultures cooking table consumption health table salt weight serving contains serves vital purpose human body role helps nerves muscles function correctly factor involved regulation water content body organs fluid balance western diet comes salt salt intake western countries day higher countries eastern_europe asia high level processed foods major impact total consumed united_states eaten comes processed restaurant foods cooking table use rest found naturally consuming salt increases risk diseases health organizations generally recommend people reduce intake salt high salt intake associated greater risk stroke total disease kidney disease reduction intake day reduce disease percent adults children acute illness decrease intake typical high levels reduces blood pressure low salt diet results greater improvement blood pressure people recommends adults consume contained salt day guidelines united_states recommend people african americans middle aged older adults limit consumption day meet potassium recommendation day healthy diet fruits vegetables reduction salt intake day recommended developed countries review recommended salt intake contained day essential nutrient required diet review indicated reducing intake lower day beneficial non uses salt manufactured world food remainder water conditioning processes goes highways agriculture rest manufacturing industrial processes largest raw materials volume major chemical products separated pure solution manufacture paper pulp organic compounds salt production aluminium purpose layer melted salt metal removes iron metal manufacture added products salt manufacture synthetic rubber use firing pottery salt added surface material forming strong drilling loose materials sand gravel salt added drilling fluid provide stable wall prevent hole collapsing processes salt involved include use textile dying water hides preservation meat fish canning meat vegetables production food grade salt accounts small salt production countries europe worldwide food uses account total production total world production salt million tonnes producers china million united_states million india million germany million canada million manufacture salt oldest chemical industries major source salt approximately means grams dissolved predominantly kilogram water world oceans virtually source salt abundance supply means reserves calculated production method choice marine countries high low precipitation rates salt ponds filled ocean salt crystals harvested water ponds vivid colours species algae micro organisms thrive conditions high salt extracted vast deposits laid seas lakes mined directly producing rock salt extracted solution pumping water deposit case salt mechanical traditionally shallow open heated increase rate recently process performed vacuum raw salt refined improve storage handling characteristics usually involves solution treated chemicals largely calcium multiple stages collect pure crystals dried salt produced process involves vacuum pan combined solution cubic crystals produces type indigenous group obtain salt ash produced burning timber indian salt tree trees largest salt mining operations world pakistan nineteen storeys underground passages salt dug room pillar method half material left place support upper levels extraction salt expected years present rate extraction tons usage religion salt long held important place religion culture time sacrifices rituals festivals held greeks time new moon salt thrown fire produced noises ancient greeks romans invoked gods offerings salt water people think origin christian faith mythology fertility goddess presided salt salt water salt considered substance particular religious ceremonies like house weddings lay offering raw rice pinch salt deity devotion salt person cremated remains ashes buried salt believed ward evil spirits buddhist tradition returning home funeral pinch salt thrown left shoulder prevents evil spirits entering house salt ritual locations people specifically small piles salt placed dishes entrance establishments fold purposes evil attracting patrons hebrew bible thirty verses mention salt story lot wife turned pillar salt looked cities genesis destroyed judge destroyed city said salt probably curse inhabit judges book job contains mention salt eaten salt taste white egg job verses mention salt sermon mount jesus referred followers salt earth paul encouraged christians let conversation grace seasoned salt salt mandatory rite mass salt item includes rite employed church salt added water customary rite holy water judaism recommended bread add salt bread bread customary spread salt bread dip bread little salt passing bread table preserve people god jews dip bread salt salt symbolic element earth believed area harmful negative energies dish salt dish water present altar salt wide variety rituals ceremonies books mark salt world history isbn robert neptune gift history isbn
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