OXYGEN,CHEMICAL ELEMENT,SYMBOL,ATOMIC NUMBER,MEMBER,CHALCOGEN,GROUP,THE PERIODIC TABLE,NONMETAL,OXIDIZING AGENT,OXIDE,ELEMENTS,THE THIRD,ABUNDANT ELEMENT,THE UNIVERSE,HYDROGEN,HELIUM,STANDARD TEMPERATURE,PRESSURE,ATOMS,ELEMENT,BIND,DIOXYGEN,ODORLESS,DIATOMIC,GAS,FORMULA,THE ATMOSPHERE,DIATOMIC OXYGEN,EARTHS ATMOSPHERE,OXIDES,ALMOST,HALF,EARTHS CRUST,NECESSARY,SUSTAIN,TERRESTRIAL LIFE,CELLULAR RESPIRATION,MAJOR,CLASSES,ORGANIC MOLECULES,IN LIVING,ORGANISMS,PROTEIN S,NUCLEIC ACID,CARBOHYDRATE,FAT,THE MAJOR,CONSTITUENT,INORGANIC COMPOUND,ANIMAL,SHELLS,TEETH,BONE,THE MASS,LIVING,COMPONENT,WATER,LIFEFORMS,CONVERSELY,PHOTOSYNTHESIS,USES,THE ENERGY,SUNLIGHT,PRODUCE,CARBON DIOXIDE,CHEMICALLY REACTIVE,FREE,ACTION,ALLOTROPE,OZONE,ULTRAVIOLET,UVB RADIATION,THE HIGH,ALTITUDE,OZONE LAYER,PROTECT,THE BIOSPHERE,ULTRAVIOLET RADIATION,POLLUTANT,THE SURFACE,WHERE IT,BY PRODUCT,SMOG,LOW EARTH ORBIT,ALTITUDES,SUFFICIENT,ATOMIC,PRESENT,CAUSE,CORROSION,SPACECRAFT,DISCOVERED,CARL WILHELM SCHEELE,IN OR,JOSEPH PRIESTLEY,WILTSHIRE,PRIESTLEY,PRIORITY,WORK,PUBLISHED,NAME,ANTOINE LAVOISIER,WHOSE,EXPERIMENTS,HELPED,THE THEN,POPULAR,PHLOGISTON THEORY,COMBUSTION,THE GREEK,ROOTS,ACID,SHARP,REFERRING,SOUR TASTE,GENES,PRODUCER,NAMING,THOUGHT,ACIDS,COMPOSITION,COMMON,RESIDENTIAL,HEATING,INTERNAL COMBUSTION ENGINE,PRODUCTION,STEEL,PLASTICS,TEXTILES,BRAZING,WELDING,CUTTING,STEELS,OTHER METALS,ROCKET PROPELLANT,OXYGEN THERAPY,LIFE SUPPORT SYSTEM,AIRCRAFT,SUBMARINES,DIVING,THE RELATIONSHIP BETWEEN,CONDUCTED,THE CENTURY,GREEK,WRITER,MECHANICS,PHILO OF BYZANTIUM,PHILO,INVERTING,VESSEL,BURNING,CANDLE,NECK,RISING,THE NECK,PARTS,THE VESSEL,CONVERTED,THE CLASSICAL,FIRE,THUS,ABLE,ESCAPE,PORES,THE GLASS,CENTURIES,LEONARDO DA VINCI,OBSERVING,CONSUMED,RESPIRATION,ROBERT BOYLE,PROVED,ENGLISH,CHEMIST,JOHN MAYOW,REFINED,SHOWING,SPIRITUS,EXPERIMENT,MOUSE,CLOSED,CONTAINER,OVER WATER,CAUSED,RISE,REPLACE,AIRS,VOLUME,ANTIMONY,INFERRED,MUST,LUNGS,PASS,THE BLOOD,ANIMAL HEAT,MUSCLE,THE REACTION,CERTAIN,THE BODY,IDEAS,TRACT,ROBERT HOOKE,OLE BORCH,MIKHAIL LOMONOSOV,NONE,PREVALENCE,THE PHILOSOPHY OF,EXPLANATION,THE GERMAN,ALCHEMIST,GEORG ERNST STAHL,MATERIALS,PHLOGISTON,SUBSTANCE,BURNED,TRUE,LEAVE,LITTLE,RESIDUE,WOOD,COAL,CORRODE,IRON,PLAY,ROLE,INITIAL,QUANTITATIVE,THE IDEA,OBSERVATIONS,SOMETHING,BURNS,APPEAR,LIGHTER,SEEM,THE PROCESS,FACT,OVERALL,HIDDEN,BUOYANCY,COMBUSTION PRODUCTS,INDEED,CLUES,METALS,GAIN WEIGHT,RUSTING,SWEDISH,PHARMACIST,OXYGEN GAS,MERCURIC OXIDE,NITRATE,SCHEELE,FIRE AIR,THE ONLY,SUPPORTER,ACCOUNT,DISCOVERY,MANUSCRIPT,TREATISE,ON AIR,SENT,PUBLISHER,DOCUMENT,IN THE MEANTIME,BRITISH,CLERGYMAN,FOCUSED,INSIDE,GLASS TUBE,LIBERATED,DEPHLOGISTICATED AIR,CANDLES,BRIGHTER,ACTIVE,LIVED,LONGER,BREATHING,HIMSELF,THE FEELING,SENSIBLY,BREAST,FELT,LIGHT,EASY,FOR SOME,AFTERWARDS,FINDINGS,PAPER,DISCOVERIES,BOOK,EXPERIMENTS AND OBSERVATIONS,THE DISCOVERY,FRENCH,ANTOINE LAURENT LAVOISIER,CLAIMED,LAVOISIER,LETTER,PREVIOUSLY,UNKNOWN,NEVER,THE LETTER,DEATH,THIS WAS,DISPUTED,TIME WAS,ADEQUATE,OXIDATION,GIVE,SIMILAR,PROVE,INCREASE,THAT PART,TRAPPED,THE TIN,THE WEIGHT,BACK IN,DOCUMENTED,MIXTURE,GASES,VITAL,ESSENTIAL,AZOTE,LIFELESS,SUPPORT,NITROGEN,KEPT,EUROPEAN LANGUAGES,THE TASTE,BELIEVED,CHEMISTS,SIR HUMPHRY DAVY,EVENTUALLY,DETERMINED,WRONG,BASIS,CHEMISTRY,THE ENGLISH LANGUAGE,OPPOSITION,SCIENTISTS,ENGLISHMAN,WRITTEN,POEM,THE POPULAR,THE BOTANIC GARDEN,ERASMUS DARWIN,GRANDFATHER,CHARLES DARWIN,JOHN DALTON,ORIGINAL,ATOMIC HYPOTHESIS,PRESUMED,MONATOMIC,NORMALLY,SIMPLEST,RATIOS,WITH RESPECT TO,EXAMPLE,DALTON,WATERS,ATOMIC MASS,TIMES,THE MODERN,VALUE,JOSEPH LOUIS GAY LUSSAC,ALEXANDER VON HUMBOLDT,VOLUMES,AMEDEO AVOGADRO,INTERPRETATION OF,AVOGADROS LAW,ELEMENTAL,MOLECULES,COMPONENTS,COOLING,CASCADE,METHOD,SWISS,PHYSICIST,RAOUL PIERRE PICTET,EVAPORATED,LIQUID,SULFUR DIOXIDE,ORDER,LIQUEFY,TURN,COOL,ENOUGH,TELEGRAM,FRENCH ACADEMY OF SCIENCES,IN PARIS,LIQUID OXYGEN,TWO DAYS,LOUIS PAUL CAILLETET,ANNOUNCED,MOLECULAR OXYGEN,DROPS,CASE,MEANINGFUL,ANALYSIS,LIQUIFIED,STABLE,STATE,THE FIRST TIME,POLISH,JAGIELLONIAN UNIVERSITY,ZYGMUNT,KAROL OLSZEWSKI,SCOTTISH,JAMES DEWAR,STUDY,PROCESS,DEVELOPED,GERMAN,ENGINEER,CARL VON LINDE,WILLIAM HAMPSON,LOWERED,TEMPERATURE,DISTILLED,OXYACETYLENE WELDING,ACETYLENE,METAL,THE AMERICAN,SCIENTIST,ROBERT H GODDARD,FIRST PERSON,DEVELOP,ROCKET ENGINE,LIQUID FUEL,THE ENGINE,GASOLINE,FUEL,OXIDIZER,GODDARD,LIQUID FUELED ROCKET,AUBURN MASSACHUSETTS,GLOBALLY,FOSSIL FUEL,TASTELESS,MOLECULAR FORMULA,CHEMICALLY,BOUND,TO EACH,THE BOND,LEVEL,THEORY,SIMPLY,COVALENT,DOUBLE BOND,RESULTS,FILLING,MOLECULAR ORBITALS,ATOMIC ORBITAL,BOND ORDER,THE DOUBLE,BOND,SEQUENTIAL,HIGH,ENERGY,AUFBAU,CANCELLATION,CONTRIBUTIONS,ELECTRONS,OVERLAP,ATOMIC ORBITALS,LIE,THE O,MOLECULAR,AXIS,PAIRS,PERPENDICULAR,COMBINATION,CHARACTER,REACTIVITY,ELECTRONIC,GROUND STATE,ELECTRON CONFIGURATION,DIAGRAM,EQUAL,DEGENERATE,CONFIGURATION,SPIN TRIPLET,HENCE,THE GROUND,MOLECULE,TRIPLET OXYGEN,HIGHEST,ANTIBONDING,REACTS,PAIRED,ELECTRON,SPINS,SPONTANEOUS COMBUSTION,PARAMAGNETIC,MAGNETIC,PRESENCE,MAGNETIC FIELD,