CHAPTER XX 
TYPES AND SIZES OF SpRAY PUMPS. 
Atomizers 
DtstTinc APPARATUS 
THESE are small 
and cheap devices, pro- 
ducing a spray by the 
principle of driving a 
current of air across 
a small outlet tube. 
They are provided 
Fic. 56.— A hand atomizer. Original. 
one quart, and are adapted for use on house plants, or similar light 
work. 
Bucket Pumps 
Bucket pumps are suitable for work in 
a small garden, and for whitewashing or 
spraying poultry houses. They may 
readily be fitted with a longer hose and 
an extension rod, and may then be used 
for spraying fruit trees, if one has only 
a few trees to treat. In garden spray- 
ing their principal disadvantage is the 
fact that one cannot work rapidly when 
compelled to move a bucket along a few 
feet at a time, and that it is not always 
easy to manipulate the pump, and at 
the same time direct the spray where 
needed. 
with a metal or glass 
tank holding about 
Fic. 57.—A bucket pump. 
Original. 
