Chain Pump

See Pumps.

Aqua Tinta

See Engraving.

Argand Burners

See Lamps.

Bell, Diving

See Diving Apparatus.

Brimstone

See Sulphur.

Cashew-Nut

See Anacardium.

Ether

See AEther.

Heat

See Caloric, also Chemistry.

Freezing

See Congelation, Frost, and Chemistry.

Hydrogen Gas

See Chemistry.

Incense

See Frankincense.

Chalk

A species of carbonate of lime.

Chalybeate

Mineral water impregnated with iron is so called.

Clarinet

A wind instrument of the reed kind.

Fluor Spar

The native fluate of lime.

Dodecagon

A regular polygon of twelve sides.

Hardening And Case-Hardening

See Iron and Steel.

Balsam Of Sulphur

A solution of sulphur in oil.

Baldwin's Phosphorus

Ignited nitrate of lime.

Galena

The native sulphate of lead.

Glauber Salt

The sulphate of soda.

Haematites

An ore of iron.

Hepatic Air

Sulphuretted hydrogen gas.

Homberg's Phosphorus

Ignited muriate of lime.

Horn-Ore

One of the species of silver ore.

Horography

The art of Dialling