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