Chapter II: Part I: Chapter Page

I. COUNTRY SOURCES OF WATER SUPPLY 19

Relation of Water to Health--Collection of Rain
Water--Cisterns--Springs--Various Kinds of
Wells--Laws Regulating Supply.

II. APPLIANCES FOR DISTRIBUTING WATER 39

Pumping Machines--The Hydraulic Ram--Use of
Windmills--Engines--Steam and Electric
Pumps--Reservoirs and Tanks--Appliances for Country
Houses.

III. PURIFYING WATER BY COPPER SULPHATE 52

Clear Water Often Dangerous--Pollution Due to
Plants--Copper Sulphate Method--Directions for the
Copper Cure.

IV. RIDDING STAGNANT WATER OF MOSQUITOES 70

Malaria Due to Mosquitoes--Cause of Yellow
Fever--Effect of a Mosquito Bite--Destruction of
Larvae--Best Preventive Measures--Use of Kerosene.

PART II

I. HOW TO DETECT FOOD ADULTERATION 87

Definition of Adulteration--Food Laws--Permissible
Adulterants--How to Select Pure Food--Chemical
Tests.

II. MUSHROOM POISONING 112

Symptoms and Treatment--Coffee and Atropine the Best
Antidotes--How to Tell the Edible Kind--"Horse,"
"Fairy-ring," and Other Varieties--Poisonous
Species.