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MECHANICS OF THE HOUSEHOLD

Heat of Vaporization.

Steam Temperatures.

Gage Pressure—Absolute Pressure.

Two-pipe System.

Separate-return System.

Overhead or Drop System.

Water-filled Radiators.

Air Vents.

Automatic Air Vents.

Steam Radiator Valves.

THE HOUSE-HEATING STEAM BOILER

RULE FOR PROPORTIONING RADIATORS

PROPORTIONING THE SIZE OF MAINS

FORMS OF RADIATORS

PIPE COVERINGS

The Low-pressure Hot-water System.

The High-pressure Hot-water System.

Heating-plant Design.

Overhead System of Hot-water Heating.

Expansion Tanks.

Radiator Connection.

Hot-water Radiators.

Hot-water Radiator Valves.

Air Vents.

Automatic Hot-water Air Vents.

CONSTRUCTION

Hand Regulation.

Damper Regulator for Steam Boiler.

Damper Regulators for Hot-water Furnaces.

The Thermostat Motor.

Combined Thermostat and Damper Regulator.

Thermostat-motor Connections.

General Advice.

The Economy of Good Draft.

General Firing Rules.

Weather and Time of Day.

Night Firing.

First-day Firing.

Other-day Firing.

Economy and Fuels.

For Burning Soft Coal.

For Burning Coke.

Other Rules for Water Boilers

Air-vent Valves on Radiators.

Valves on Cellar Mains.

End of the Season.

Other Rules for Steam Boilers

To Control Radiators.

The Air Valves.

End of the Season.

THE RIGHT CHIMNEY FLUE

Water Supply.

WATER COCKS

THE BATHROOM

RANGE BOILERS

Water Analysis.

Pokegama Water.

River Water.

Artesian Water.

Medical Water.

Organic Matter.

Ammonia.

Hardness in Water.

Iron in Water.

Water Softening with Hydrated Silicates.

Chlorine.

Polluted Water.

Pollution of Wells.

Safe Distance in the Location of Wells.

Surface Pollution of Wells.

Water Table.

The Devining Rod.

Selection of a Type of Well.

Flowing Wells.

CONSTRUCTION OF WELLS

PUMPS

WELL PUMPS

RAIN-WATER CISTERNS

THE HYDRAULIC RAM

DOMESTIC WATER-SUPPLY PLANTS

The Septic Tank.

The Septic Tank With a Sand-bed Filter.

The Septic Tank and Anaerobic Filter.

Limit of Efficiency.

Anthracite or hard coal

Bituminous or soft coal

Oxidation of Hydrocarbons.

Semi-bituminous coal

Graphitic Anthracite.

Cannel Coal.

Lignite.

Peat.

Wood.

Charcoal.

Coke.

Gas-coke,

Briquettes.

Comparative Value of Coal to Other Fuels.

Price of Coal.

Humidity of the Air.

Relative Humidity.

The Hygrometer.

The Hygrodeik.

Dial Hygrometers.

The Swiss Cottage “Barometer.”

Dew-point.

To Determine the Dew-point.

Frost Prediction.

Prevention of Frost.

Humidifying Apparatus.

Quantity of Air Discharged by a Flue.

Cost of Ventilation.

The Wolpert Air Tester.

Pneumatic Temperature Regulation.

Mechanical Ventilation.

The Plenum Method.

Ventilation Apparatus.

Air Conditioning.

Humidifying Plants.

Vaporization as a Cooling Agent.

Air-cooling Plants.

Humidity Control.

Gaseous and Liquid Fuels.

Coal Gas.

All-oil Water Gas.

Pintsch Gas.

Blau Gas.

Water Gas.

Measurement of Gas.

Gas Meters.

HOW TO READ THE INDEX

LIGHTING AND HEATING WITH GASOLINE

THE COLD-PROCESS GAS MACHINE

THE HOLLOW-WIRE SYSTEM OF GASOLINE LIGHTING AND HEATING

ACETYLENE-GAS MACHINES

Incandescent Electric Lamps.

The Mazda Lamp.

Candlepower.

Lamp Labels.

Illumination.

The Foot-candle.

The Lumen.

Reflectors.

Choice of Reflector.

Lamp Transformers.

Units of Electrical Measurement.

Miniature Lamps.

Effect of Voltage Variations.

Turn-down Electric Lamps.

The Dim-a-lite.

Gas-filled Lamps.

Daylight Lamps.

Miniature Tungsten Lamps.

Flash Lights.

The Electric Flat-iron.

The Electric Toaster.

Motors.

Fuse Plugs.

Electric Heaters.

Intercommunicating Telephones.

Electric Signals.

Buzzers.

Burglar Alarms.

Annunciators.

Table Pushes.

Bell-ringing Transformers.

The Recording Wattmeter.

To Read the Meter.

EXAMPLES OF METER READINGS

PERIODIC TESTS

Transcriber's Note