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Washing Special Items
If you have any doubts about washing a particular piece of dishware, check with the manufac-
turer to see if it is dishwasher safe.
MATERIAL DISHWASHER SAFE? EXCEPTIONS/SPECIAL INFORMATION
Aluminum Yes
High water temperature and detergents can pit
finish of anodized aluminum.
Bottles
and Cans
Cast Iron
China/
Stoneware
No
No
Yes
Wash bottles and cans by hand. Labels attached
with glue can loosen in your dishwasher. Loose
labels and glue can clog spray arm or the pump
and will reduce washing performance.
Seasoning will be removed and iron will rust.
Always check manufacturer’s recommendations
before washing. Antique, hand-painted, or over-
the-glaze patterns may fade. Gold leaf can
discolor or fade.
Crystal
Gold
Glass
Hollow-
Handle
Knives
Pewter
Disposable
Plastics
Plastics
Stainless
Steel
Yes
No
Yes
No
No
No
Yes
Yes
Always check manufacturer’s recommendations
before washing. Some types of leaded crystal can
etch with repeated washings.
Gold-colored flatware will discolor.
Milk glass will yellow with repeated dishwasher
washing.
Handles of some knives are attached to the blade
with adhesives which may loosen if washed in the
dishwasher.
High water temperatures and detergent can
discolor or pit finish.
Cannot withstand high water temperatures
and detergents.
Always check manufacturer’s recommendations
before washing. Plastics vary in their capacity to
withstand high water temperatures and deter-
gents. Load plastics in top rack only.
Run the Rinse & Hold cycle if not washing
immediately. Prolonged contact with food contain-
ing salt, vinegar, milk products, or fruit juice can
damage finish.
Sterling
Silver or
Silver Plate
Yes
Run the Rinse & Hold cycle if not washing
immediately. Prolonged contact with food contain-
ing salt, acid, or sulfide (eggs, mayonnaise, and
seafood) can damage finish.
Tin
Wooden
Ware
No
No
Can rust.
Always check manufacturer’s recommendations
before washing. Untreated wood can warp, crack,
or lose its finish.
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