When Marsh called to his aide and the pair rode off down the River Road where the gentians burned blue, Juanita was shaken and trying not to cry.

When the capital was burned in 1893, the sultan sought and received protectorate status from the French.

When elements are burned, the products are primarily the most common oxides.

When the Confucian advisers pressed their point, Li Ssu had many Confucian scholars killed and their books burned — considered a huge blow to the philosophy and Chinese scholarship.

When his house burned down, the Senate demanded it be rebuilt at public expense.

When Nero's Golden House was burned, the Temple of Claudius was finally completed on the Caelian Hill.

When jewelry containing diamonds is heated ( for repairs ) the diamond should be protected with boracic acid ; otherwise the diamond ( which is pure carbon ) could be burned on the surface or even burned completely up.

) When a vote is successful, the ballots are burned alone, sending white smoke ( fumata bianca ) through the chimney and announcing to the world the election of a new pope.

When burned in dry air, it mainly forms sodium peroxide as well as some sodium oxide.

When tobacco is burned, oils from adjoining not yet ignited particles vaporize and condense into the existing cake on the walls of the bowl and shank.

When burned with oxygen, hydrogen gives the highest specific impulse of any commonly used fuel: around 450 seconds, compared with up to 350 seconds for kerosene.

When questioned by the police he responded: " Yes ; that is my flag ; I burned it.

When large parts of Uppsala burned down in 1702, Gustavianum, which contained the university library and its many valuable manuscripts, escaped the fire ; local lore has it that the aging Rudbeck stood on the roof directing the work of fighting the fire.

When Arafat's death was announced, the Palestinian people went into a state of mourning, with Qur ' anic mourning prayers emitted from mosque loudspeakers throughout the West Bank and the Gaza Strip, and tires burned in the streets.

When 37 try to escape the island, they are burned alive at the stake.

When the Globe burned down in June 1613, it was rebuilt with a tile roof ; when the Fortune burned down in December 1621, it was rebuilt in brick ( and apparently was no longer square ).

When the capital was first moved to Toronto from Newark ( present-day Niagara-on-the-Lake ) in 1796, the Parliament Buildings of Upper Canada were located at the corner of Parliament and Front Streets, in buildings that were burned by U. S. forces in the War of 1812, rebuilt, then burned again by accident.

When the Germans realised they had been tricked, they burned down an entire section of town, subsequently occupying the city.

When a dwelling reached the end of its practical life it was simply burned, and a replacement erected in its place in about a day's time.

When Benjamin's young son Thomas tries to free Gabriel, he is shot and killed by Tavington, who orders the Martins ' house burned and wounded American regulars executed.

When the stage reaches Lee's Ferry, the passengers find the station and ferry burned, and those who were not killed have fled.

When a 4th number is included, it indicates the sulfur content ( N-P-K-S ).

When compared to sulfur, the higher storage modulus occurred for blends cured with dicumyl peroxide ( DCP ) because of the relative strengths of C-C and C-S bonds.

When left on the tongue, the anaerobic respiration of such bacteria can yield either the putrescent smell of indole, skatole, polyamines, or the " rotten egg " smell of volatile sulfur compounds ( VSCs ) such as hydrogen sulfide, methyl mercaptan, Allyl methyl sulfide, and dimethyl sulfide.

When a sulfur atom replaces an oxygen atom in a phosphate group on a nucleotide a thiophosphate is produced, so < sup > 35 </ sup > S can also be used to trace a phosphate group.

When P. vulgaris is tested using the API 20E Identification System test strip for enterobacteriaceae ( made by BIOMERIEUX ), it is discovered that it provides a positive result for: sulfur reduction, urease production, tryptophan deaminase production, indole production, sometimes positive gelatinase activity and saccharose fermentation, and provides a negative result for the remainder of the tests on the testing strip.

When sodium gives off an electron, the Na < sup >+</ sup > ion migrates to the sulfur container.

When fossil fuels are burned, about 95 percent or more of the sulfur is generally converted to sulfur dioxide ().

When flue gas has too much oxygen, the further oxidizes into sulfur trioxide ().

When Frasch's patent expired, the process was widely applied to similar salt-dome sulfur deposits along the US Gulf Coast.

When an organic compound is heated strongly with sodium, any halogens, nitrogen, and sulfur will be converted into inorganic sodium salts such as sodium halide ( for halides ), sodium cyanide ( for nitrogen ), sodium sulfide ( for sulfur ), and sodium thiocyanate ( for sulfur and nitrogen ). The nitrogen is confirmed with ferrous sulfate i. e. iron sulfate.

When two acyl groups are attached to the same sulfur atom, the resulting compound is called a thioanhydride, e. g., acetic thioanhydride (( CH < sub > 3 </ sub > C ( O ))< sub > 2 </ sub > S ).

When one reactor has become saturated with adsorbed sulfur, the process flow is diverted to the standby reactor.

When two different R groups are attached to sulfur, sulfimides are chiral.

When two different R groups are attached to sulfur, sulfoximides are chiral.

When the two organic residues are dissimilar, the sulfur is a chiral center, for example, methylphenylsulfoxide.

When present on the band surface Beggiatoa appears white due to intracellular inclusions of stored elemental sulfur.

When grain is used, sulfur dioxide is added to prevent spoilage.

When SO < sub > 4 </ sub > is assimilated by organisms, it is reduced and converted to organic sulfur, which is an essential component of proteins.

When the oceans condensed on Earth, the atmosphere was essentially swept clean of sulfur gases, owing to their high solubility in water.

When the Clean Air Act was passed in the 1960s the market for high sulfur central Illinois coal evaporated and the coal mines ( at one time numbering 15 ) along the C & IM closed one by one.

When there is no ammonia the smoke is colorless but when ammonia is present the combined sulfur and ammonia vapors produce a white smoke.