CHAPTER I.
Tar Sources AND GENERAL Natcre oF Natura AnD Artiricray Ors.
Meaning of the Terms “Oil,”
“Fat,” “Butter,” and “Wax,” Sources and General Nature of
Natare of Saponification Changes,
Classification of Oils, Fats, Waxes, &c., according to Chem- ical Composition, 7
CHAPTER II.
ALconOLIFORM SAPONIFICATION Proptcrs or O1s, Fars, Waxes, be.
PAGE |
| Glycerol, G lycerides, 1 Hydrolysis | _ of Glycerides, .
Pace
, Fatty. ‘Alcohols. Ethytic Series, &e, a . is
‘Glycols,
1 CHAPTER III.
Acip Sarosirication Propcers or Ons, Fats, Waxes, &c.
oto
| Fatty Acids— Acetic Family, Oleic Family,. Linolic Family, Linolenic Family, Glycolic Family, Ricinoleic Family, . Oxystearic Acids,” .
§2, Physical Properties of Oils, Fats, Waxes, &c.
CHAPTER IV. GeseraL PursicaL CHARACTERS,
Physical Textureand Consistency 5 hhesion Figures, Taste, Odour, and Colour, : Action of Polarised Light; Re-
fractive Index, Solubility of Oils, Fats, &., in various Solvents, . Thermometric Scales,. | Methods used in the Determit tion of Fusing and Solidifying Points, . Freezing and Melting Points of
hey, .
CHAPTER V. Speciric GRAVITY AND Viscosity.
| Determination of Specific Gravity, Construction of Tables of Errors for Hydrometers and Hydro-
.|__ static Balances,
a7 eter Scales,
49 7 Densities of the Principal i 3, &e
50| Classification of Oils, Fate, &
na} according to their Relative
2 Densities,
7 | Variation of Density of Oils, &c., with Temperature, .
Viscosimetry; Mechanical Tes ng Arrangements,.
Efflux Viscosimeters,
Standards of Efflux V iscosity,
Relative Viscosity of Oils, &c.,
Determination of Viscosity in Absolute Measure, .
CONTENTS.
§ 38. Chemical Properties of Oils, Fats, Butters, and Waxes.