COAL.
|
.----------+-----------+----+-------------------+--------+--

--.
|          |           |                        |        |    |
Water   House-gas   Coal-tar                 Ammoniacal  Coke  |
|                      liquor          |
.---------+-------+---------+---------.    |          Sulphur
|         |       |         |         |    |       (sulphurreted
First     Second   Heavy  Anthracene  Pitch  |         hydrogen: 
light      light   oils     (green           |         sulphurous
oils       oils  (creosote   oils)           |         acid:  oil
|       (crude   oils)      |              |         of vitriol)
.----+----.  naphtha)  |     Anthracene         |
|         |     |      |         |              |
Ammoniacal Benzene |      |     Alizarin or        |
liquor   toluene,|      |    dyer’s madder       |
&c.   |      |                        |
|      |                        |
|      | Sulphuric acid=Carbonate of=Hydrochloric
|      |                |  ammonia        acid
|      |                | (smelling
|      |                |   salts)
|      |                |
|      |   Lime=Sulphate of   Lime=Chloride of
|      |        | ammonia           | ammonia (sal
|      |        |                   | ammoniac)
|      |        |                   |
|      |   .----+----.         .----+----.
|      |   |         |         |         |
|      | Ammonia  Sulphate   Ammonia  Chloride
|      |          of lime             of lime.
|      |     (Plaster of Paris)
|      |
|   .--+-----+----------.
|   |        |          |
|  Crude    Carbolic  Naphthalin
|  Creosote   acid
|
.--------------+---+--+-------+--------+-----------.
|                     |       |        |           |
Benzene=Nitric Acid  Toluene  Nylene  Artificial   Burning
|                              turpentine    oils
Nitrobenzene= } Iron filings         oil (solvent
(Essence de | } and acetic acid        naphtha)
mirbane)   |
|
Aniline=Various reagents
|
Aniline dyes

INDEX.

A.

Accidents, causes of mining
“Age of Acrogens”
Alethopteris
Alizarin
American coal-fields
Ammoniacal liquor
Aniline
Aniline dyes
Aniline oil, commercial
Aniline salt
Aniline “tailings”
Anthracene
Anthracite
Artificial turpentine oil
Asphalt
Australian coals
Aviculopecten

B.

Bechamp’s process
Benzene
Bind
Bitumen in Trinidad
“Blower” a
Boghead coal
Bog-oak
Boring diamonds
Borrowdale graphite mine
Bovey Tracey lignite
British coal-fields
British North-American coal-measures
Briquettes

C.