See _Hammerschmidt_
Sansair burner,
Saulmann. See _Caro_
Sawdust in bleaching-powder,
Scale, water, in generators,
Scented carbide,
Schiff. See _Fuchs_
Schimek burner,
Schwander, carburetted acetylene,
Schwarz burners,
Seal-pots,
Seals (holder). See _Holder-seals_
Seams in generator-making,
Self-luminous burners. See _Burners (self-luminous)_
Sensible heat,
Separation of holder from generator,
Service-pipes. See _Mains_
Shoot generators,
Silicon compounds,
in acetylene,
in carbide,
Sirius burner,
Slaked lime. See _Calcium hydroxide_
Sludge. See _Residues_
Sludge-cocks, automatic locking of,
Sludge-pipes, blocked, clearance of,
Smell of crude and purified acetylene,
Smith, purification,
Smoke, production of, by flames,
Smoking, danger of, in generator sheds,
Soap, use of, in testing pipes,
Soda, washing, for decomposing carbide,
Sodium acetate solution for generator jackets,
Sodium carbonate and lime, reaction between,
crystallised, for decomposing carbide,
chloride for holder-seals,
solubility of acetylene in,
hypochlorite purifier,
plumbate purifier,
sulphate in bleaching-powder,
Soil, carbide residues as dressing for,
Solder in generators,
Soldering, autogenous,
Solids containing water, decomposition of carbide by,
purification by,
Solubility of acetylene,
in generators,
in holders,
in liquids,
Soot, production by, of flames,
Space occupied by purifying materials,
Sparks from steel tools, danger of,
Specific gravity and holder pressure,
leakage,
of acetylene, dissolved,
gaseous,
liquid,
of air,
of carbide,
of gases, and burner construction,
of water,
heat of acetylene,
of carbide,
heats, various,
intensity.
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