8
VICTOR L. LOOSANOFF AND HARRY C. DAVIS
tained. In our winter work, when the temperature of the water in
Milford Harbor is near freezing, we often simultanaously employ
streams of water at 5", lo", 15", 20", 25", 30", and even 35°C. Of
course, any other temperature within this range can also be maintained
by using constant level jars of cold and warm water and regulating the
FIG. 3. Hoat exchanger to provi~le laboratory with warm Ma wabr. A, thormortai.
xunniriK bnib ; 13, thermostat; C, air j)ump Lo provent alratificatiorr of frcmh water
in tank ; 1 ) , tcrrik ; E, gan watnr hest.orn ; F, nolorioicl KM vdvctn.
flow from thcxe jam into a mixing ahsmtwr from which watcr c ~ f d ~ i i r t ~ l
ttmpc?ratim flow8 in to trayH or aqimria whom expc?rirnotttal anirnalH
IAN! k q ) t (Ng. 4).
'1'0 k w p larvd cultures at tlrsired temperatures vltrious constant
temperature devices are used. Since a temperature of about 24°C is
VICTOR L. LOOSANOFF AND HARRY C. DAVIS
tained. In our winter work, when the temperature of the water in
Milford Harbor is near freezing, we often simultanaously employ
streams of water at 5", lo", 15", 20", 25", 30", and even 35°C. Of
course, any other temperature within this range can also be maintained
by using constant level jars of cold and warm water and regulating the
FIG. 3. Hoat exchanger to provi~le laboratory with warm Ma wabr. A, thormortai.
xunniriK bnib ; 13, thermostat; C, air j)ump Lo provent alratificatiorr of frcmh water
in tank ; 1 ) , tcrrik ; E, gan watnr hest.orn ; F, nolorioicl KM vdvctn.
flow from thcxe jam into a mixing ahsmtwr from which watcr c ~ f d ~ i i r t ~ l
ttmpc?ratim flow8 in to trayH or aqimria whom expc?rirnotttal anirnalH
IAN! k q ) t (Ng. 4).
'1'0 k w p larvd cultures at tlrsired temperatures vltrious constant
temperature devices are used. Since a temperature of about 24°C is