Your Razor Isn’t Really Dull After 3 Uses — Here’s How to Make It Last 2 Years

JOHN Knowledge
リアクション
2026年06月25日
What if the reason your razor feels dull isn't what you've been told? Most people assume razor blades become unusable simply because they cut too much hair. But materials science suggests that corrosion, microscopic edge damage, moisture, and improper storage may play a much bigger role than most consumers realize.

In this video, we explore the science behind razor blade wear and the simple maintenance habits that can dramatically extend blade life.

You'll learn:

Why razor blades actually lose performance
The role of oxidation and corrosion in blade degradation
How moisture affects microscopic cutting edges
Common mistakes that shorten blade lifespan
Simple storage and maintenance techniques
The truth behind many razor replacement recommendations

We also examine the materials engineering behind modern blades and explain why a sharp edge can degrade long before it appears visibly damaged.

This video is ideal for viewers interested in consumer tips, personal care, DIY savings, materials science, and practical everyday hacks.

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