Things You Thought Could Go in the Dishwasher But Really Shouldn't
Good kitchen knives and steak knives aren’t cheap. Why risk dulling their blades?
Wooden cutting boards can swell and contract, leaving them teetery and essentially useless on a counter. Most bamboo boards are susceptible, too. (But we found one that uses a heat-resistant adhesive, making it dishwasher-safe: Totally Bamboo GreenLite collection, $11.50 to $40, totallybamboo.com.)
Insulated mugs and containers feature vacuum seals, which can be destroyed if water seeps in.