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Is tupperware dishwashing machine-safe? uncover the hidden truth!

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er,...

What To Know

  • A dishwasher safe symbol is typically located on the bottom of the container.
  • No, it is not recommended to put Tupperware on the bottom rack of the dishwasher.
  • No, it is not recommended to microwave Tupperware after it has been washed in the dishwasher.

Tupperware, a household staple for storing leftovers and organizing kitchens, has become ubiquitous in modern homes. Its versatility and durability have made it a go-to choice for food storage. However, one lingering question that often arises is: can tupperware go in dishwasher? This blog post will delve into the intricacies of dishwasher compatibility for Tupperware, providing a comprehensive guide to ensure safe and effective cleaning practices.

Understanding Tupperware’s Dishwasher Compatibility

The answer to the question “Can tupperware go in dishwasher?” is not a straightforward yes or no. The dishwasher compatibility of Tupperware varies depending on the specific type of plastic used in its construction.

  • Polypropylene (PP): Tupperware made from polypropylene is generally dishwasher safe. It can withstand the high temperatures and harsh detergents used in dishwashers without warping or melting.
  • Polyethylene (PE): Tupperware made from polyethylene is not dishwasher safe. It is more prone to melting and warping when exposed to high temperatures.
  • Polycarbonate (PC): Tupperware made from polycarbonate is not dishwasher safe. It contains bisphenol A (BPA), a chemical that can leach into food when exposed to heat.

Identifying Dishwasher-Safe Tupperware

To determine if your Tupperware is dishwasher safe, look for the following indicators:

  • Dishwasher safe symbol: A dishwasher safe symbol is typically located on the bottom of the container. It looks like a plate with a stream of water flowing over it.
  • Material label: Check the material label on the Tupperware. If it says “polypropylene” (PP), it is generally dishwasher safe.
  • Manufacturer’s instructions: Refer to the manufacturer’s instructions that came with your Tupperware. They will specify whether or not it is dishwasher safe.

Proper Dishwasher Loading Techniques

To ensure that your dishwasher-safe Tupperware remains in pristine condition, follow these loading techniques:

  • Separate different materials: Do not mix Tupperware made from different materials in the dishwasher.
  • Place Tupperware securely: Place Tupperware on the top rack of the dishwasher, away from the heating element.
  • Avoid overcrowding: Do not overcrowd the dishwasher to allow for proper water circulation.
  • Use a mild detergent: Use a mild detergent specifically designed for dishwashers.

Dishwasher Detergent and Temperature Considerations

When using a dishwasher to clean Tupperware, consider the following detergent and temperature factors:

  • Detergent choice: Use a mild detergent that is free from harsh chemicals or abrasives.
  • Water temperature: Set the dishwasher to a low or medium temperature setting. High temperatures can damage Tupperware.

Hand-Washing Tupperware

If your Tupperware is not dishwasher safe, hand-washing is the preferred method of cleaning. Use warm, soapy water and a soft sponge. Avoid using abrasive cleaners or scouring pads.

Cleaning Tupperware Lids

Tupperware lids can be cleaned in the dishwasher or by hand. However, it is important to note that some lids may not be dishwasher safe. Always check the manufacturer’s instructions before placing lids in the dishwasher.

When to Discard Tupperware

Even dishwasher-safe Tupperware has a limited lifespan. If you notice any of the following signs, it is time to discard your Tupperware:

  • Cracks or breaks: Cracks or breaks can allow bacteria to harbor and contaminate food.
  • Warped or melted: Warped or melted Tupperware is no longer safe to use.
  • Discoloration or staining: Discoloration or staining can indicate that the Tupperware has absorbed food particles or chemicals.
  • Loose lids: Loose lids can allow air and bacteria to enter the container.

What People Want to Know

1. Can all Tupperware go in the dishwasher?
No, not all Tupperware is dishwasher safe. Check for the dishwasher safe symbol or refer to the manufacturer’s instructions.

2. Can I put Tupperware on the bottom rack of the dishwasher?
No, it is not recommended to put Tupperware on the bottom rack of the dishwasher. Place it on the top rack, away from the heating element.

3. Can I use harsh detergents to clean Tupperware?
No, harsh detergents can damage Tupperware. Use a mild detergent specifically designed for dishwashers.

4. Can I use hot water to clean Tupperware by hand?
Yes, you can use warm water to clean Tupperware by hand. Avoid using boiling water, as it can damage the plastic.

5. Can I microwave Tupperware after it has been washed in the dishwasher?
No, it is not recommended to microwave Tupperware after it has been washed in the dishwasher. The heat from the microwave can damage the plastic.

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Rob Sanders

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er, Rob takes pride in testing out the latest tools and gadgets to see how they can make home projects easier. When it comes to heating systems, he's evaluated over 50 different furnace and boiler models over the years. Rob founded Nurturing Homeaid with his business partner Jim in 2020 to provide homeowners with genuine product recommendations they can trust. In his free time, Rob enjoys remodeling old homes with his family and traveling to visit architectural landmarks across the country. He holds a bachelor's degree in Journalism from Syracuse University.
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