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Is It Ever Safe to Microwave Plastic? I Asked a Few Experts to Weigh In

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Microplastics may seem like a wellness buzzword, but studies are accumulating about the amount we consume daily, with the long-term health risks still unknown.

While a microwave on its own is said to be safe, putting plastic containers, plastic wrap, silicone and other polymer compounds under its freakishly hot rays could be causing bigger problems.

Microwaves and plastic can be a dangerous combination. Here's what experts told me about the associated risks and how to avoid them. Kinga Krzeminska/Getty

"Microwave safe doesn't just mean a container will not melt or warp, but it also means it will not release or leach harmful chemicals into our food when heated," says Li Li, an associate professor at the University of Nevada, Reno School of Public Health, whose specialty is environmental health and exposure science.

I spoke with Li and other materials and health experts about the risks of exposing various kitchen containers and packaging materials to the electromagnetic radiation of a microwave.

Here's what they said.

Best practices for using containers in the microwave

Microwaves can cause food storage containers to leach chemicals into food. An expert explains how to avoid the issue altogether. Yaroslav Litun/Getty

Before we delve into the specific materials and their numerous variables regarding suitability for microwave use, consider the following.

Look for microwave-safe labels only as a starting point

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