Washing Special Items
If you have any doubts about washing a particular piece of dishware, check with the manufacturer to see if it is dishwasher safe.
MATERIAL | DISHWASHER SAFE? | EXCEPTIONS/SPECIAL |
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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 arms 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. | |||||||||||
China/ |
| Yes | Always | check | manufacturer’s |
| recommendations | ||||||||||
Stoneware |
| before washing. | Antique, |
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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 | flatware | will | discolor. |
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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 |
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Handle |
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| blade with | adhesives | which |
| may | loosen | if |
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Knives |
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| washed | in 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 | and | |||||||||||
Plastics |
| 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/Wash | Later | cycle | if not washing | |||||||||||
Steel |
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| immediately. | Prolonged | contact | with | food |
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| containing salt, vinegar, milk products, or fruit | ||||||||||||||
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| juice | can damage finish. |
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Sterling | Yes | Run the | Rinse/Wash | Later | cycle | if not washing | |||||||||||
Silver | or |
| immediately. | Prolonged | contact | with | food |
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Silver | Plate |
| containing | salt, acid, | or | sulfide (eggs, | mayon- | ||||||||||
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| naise, and seafood) can damage finish. |
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Tin |
| No | Can | rust. |
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Wooden | No | Always | check | manufacturer’s | recommendations | ||||||||||||
Ware |
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| before washing. | Untreated |
| wood | can warp, | crack, | |||||||||
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| or lose | its | finish. |
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