List three major categories of causes/sources of food safety problems during production and postharvest handling
What will be an ideal response?
• Physical hazards, such as fasteners, pieces of glass, wood splinters, and others
• Chemical hazards that can contaminate produce during handling or storage, such
as pesticides, fungicides, herbicides, rodentacides, machine lubricants from
equipment, heavy metals, industrial toxins, compounds used to sanitize equipment,
and others
• Human pathogens, such as soil-associate pathogenic bacteria (Clostridium
botulinum, Listeria monocytogenes), feces-associated pathogenic bacteria (Salmonella
spp. and others), pathogenic parasites (Cryptosporidium, Cyclospora) and pathogenic
viruses (Hepatitis, Enterovirus)
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If a light is in two zones, it must have its own ____________________.
Fill in the blank(s) with the appropriate word(s).
A foot is 12 inches long; a cubic foot contains _____ cubic inches.
a. 144 b. 1024 c. 1728 d. 256
A switch symbol without a number beneath the horizontal line means that a ____ switch should be installed.
What will be an ideal response?
When electric auxiliary heat is used with a heat pump, the best location of the inside coil is ____________________ the auxiliary heat unit.
Fill in the blank(s) with the appropriate word(s).