20
WASHING SPECIAL ITEMS
If you have doubts about washing a particular item, check with the manufacturer to see if it is dishwasher safe.
Material
Dishwasher Safe? Comments
Aluminum
Yes
High water temperature and detergents can affect finish and color
of
aluminum.
Disposable Aluminum
No
Do not wash disposable aluminum pans in the dishwasher. These might
shift
during washing and transfer black marks to dishes and other items.
Bottles and Cans
No
Wash bottles and cans by hand. Labels attached with glue can loosen
and
clog the wash system and reduce washing performance.
Cast Iron
No
Seasoning will be removed and then will rust.
China/Stoneware
Yes
Always check manufacturer’s recommendations before washing.
Antique, hand-painted, or over-the-glaze patterns may fade. Gold leaf can
discolor or fade.
Crystal
Yes
Always check manufacturer’s recommendations before washing. Some types
of leaded crystal can etch with repeated washing.
Gold
No
Gold-colored flatware will discolor.
Glass
Yes
Milk glass material yellows with repeated dishwasher washing.
Hollow-Handle Knives
No
Handles of some knives are attached to the blade with adhesives which can
loosen if washed in the dishwasher.
Pewter, Brass, Bronze, and
Copper
No
High water temperatures and detergent can discolor or pit the finish.
Disposable Plastics
No
Cannot withstand high water temperatures and detergents.
Plastics
Yes
Always check manufacturer’s recommendations before washing. Plastic items
may vary in their ability to withstand high temperatures and detergents. It is
recommended that lightweight items such as lids and butter dishes be placed
in the upper rack only. Sturdy items such as coolers and high-chair trays may
be placed in the lower rack.
Stainless Steel
Yes
Run a rinse cycle if not washing immediately. Prolonged contact with food
containing salt, vinegar, milk products, or fruit juice can damage the finish.
Sterling Silver or Silver
Plate
Yes
Run a rinse cycle if not washing immediately. Prolonged contact with food
containing salt, acid, or sulfide (eggs, mayonnaise, and seafood) can damage
finish. Do not wash Sterling Silver silverware with Stainless Steel silverware
because electrolytic action will discolor and pit the metals where they touch.
Tin
No
Not recommended
Wooden Ware
No
Wash by hand. Always check manufacturer’s instructions before washing.
Untreated wood can warp, crack, or lose its finish.
Large Casserole Dish
Yes
Adjust the tines as necessary to load large dishes.
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