Is it bad to put plastic Tupperware in the dishwasher?

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Plastic containers like Tupperware are built and tested to be safe for use in both the microwave and the dishwasher. These plastics will also last longer and will hold up better than the flimsy plastic containers that came with your takeout. These plastics are better able to withstand the heat without warping.

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In respect to this, how can you tell if Tupperware is dishwasher safe?

To see if Tupperware is dishwasher safe, look for a symbol of dishes being sprayed by water. According to the Tupperware FAQ, the dishwasher symbol on the bottom of each product will help you determine whether it’s dishwasher safe and if it is, which rack it should be placed on.

Similarly one may ask, how do you wash plastic containers in the dishwasher? Use tiny nylon brushes to scrub out any debris or deposits. If you prefer to use your dishwasher: Put plastic (especially food containers) on the dishwasher’s top rack, because your dishwasher’s heating element sits on the bottom and could cause items — even those labeled dishwasher safe — to melt.

In this way, how long does plastic Tupperware last?

It may be worth investing in a more durable set of plastic food containers (or opting for glass) if you want yours to last longer. DeLeonibus says high-quality grade plastic, like Tupperware, can remain functional for a lifetime, assuming you take cake care of it properly.

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