Most people will go their entire life without ever knowing what the tiny holes in microwave doors actually do

Microwaves are a ubiquitous part of modern kitchens, offering convenience and speed in heating food that other appliances struggle to match. Yet, despite their widespread use, many people use microwave ovens daily without ever considering the intricate details of their design. One such detail that often goes unnoticed is the array of tiny holes on the microwave door.
These minuscule perforations serve an essential function, but their purpose remains a mystery to most users. Understanding the role of these tiny holes not only demystifies the microwave’s operation but also highlights the clever engineering that ensures both efficiency and safety in these household staples.

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