See _Residues_
solubility of, in sugar solutions,
water, solubility of gas in,
Lime-light, acetylene for the,
Limits, explosive, of acetylene,
Linde-air,
Linseed oil for acetylene joints,
Liquid acetylene, properties of,
condensation in pipes,
in holder-seals and pressure,
in pressure-gauge,
Liquids, corrosive action of, on metals,
for seals,
purification by,
solubility of acetylene in,
Locomotive lighting,
Loss of gas in generators,
of pressure in holders,
in mains,
in purifiers,
on distribution,
Love, enrichment by acetylene,
Lubricating oil for seals,
Luminous burners. See _Burners, self-luminous_
Lunge and Cedercreutz, determination of phosphorus in acetylene,
purification,
Luta burner,
Lutes for holders. See _Seals_
M
Mahler, temperature of flames,
Mai and Freund, copper acetylide,
Mains, deposition of liquid in,
diameter of, and explosive limits,
dimensions of,
escapes from,
friction in,
laying of,
lead,
quality of,
removing air from,
testing of,
Make of acetylene from carbide,
in generators,
Manchester burners,
Maneuvrier and Fournier, specific heat of acetylene,
Manganese carbide,
Mantles for acetylene,
Manure for generator protection,
Manurial value of generator residue,
Maquenne.
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