Dairy Ingredients for Food Processing

10 Chapter 1

connection of the unloading hose to the truck

outlet. After opening the tank valve, a high -

capacity transfer pump is used to pump milk

to a storage tank or silo. The weight of milk

transferred is registered with a meter or load

cells. The tank truck is then cleaned by plant

personnel by rinsing with water, cleaning

with detergent solution, rinsing again with

water, and fi nishing with a chlorine/iodine

sanitizing treatment. A clean - in - place line

farms produce sanitary raw milk under the
supervision of U.S. Public Health Services
(Pasteurized Milk Ordinance). The regula-
tions help in the movement of assured quality
milk across interstate lines.
Today, virtually all the raw milk at the
plant is delivered in tank trucks. Unloading
of milk involves agitation of the truck,
inspection for the presence of off - fl avors,
collection of a representative sample, and

Figure 1.3. The journey of milk from farm to market.

Dairy Farms

Dairy Plant

Storage Tank

Separator

IngredientsDry Metering Pump

Standardized Milk

Pasteurizer Homogenizer

Cooled,

Homogenized,Pasteurized

Milk

Packaging

Refrigerated

Distribution

Skim Milk Cream

Blending

Tank