Know how to sharpen a knife without a sharpener? There’s nothing worse than a dull knife. In fact, a dull knife is actually MORE dangerous than a sharp knife. If you’ve ever tried to cut an onion with a blunt blade, you know how risky it is: the build-up of force can lead to a deadly slip.
It’s important to take care of our survival tools, but you don’t always have the right tools nearby. Eventually, you’ll need to know how to sharpen a knife even if you don’t have your trusty sharpener within reach. Here are 4 innovative ways to keep your blades razor sharp using objects you likely already have in your home.
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4 Ways To Sharpen a Knife With Common Household Items
No knife sharpener? No problem. You might not have one in a survival situation, so finding other ways to sharpen knives is an essential survival skill. If you have an old coffee mug or broken glass laying around, chances are you won’t even need an expensive sharpener. We found a few quick and easy tips to make your knives good as new, and best of all, each one only takes a few seconds! Here’s the list for ways on how to sharpen a knife without a sharpener:
- Bottom of a mug
- Broken glass bottle
- Slate or cement
- Another knife
1. Bottom of a Mug
Find a ceramic coffee mug with a rough surface on the bottom. Hold the knife at a 20-degree angle, and rub the blade against the bottom of the mug. Your dull blade will be sharpened in no time!
2. Broken Glass Bottle
Any glass edge will work for this one! Hold your knife at a slight angle against the edge of your broken glass, then wipe it in the same direction a few times. It’s surprisingly easy and a great way to sharpen a knife quickly.
3. Slate or Cement
This is a great option if you’re outdoors and have access to slate or concrete. Find a flat surface and wipe your blade back and forth a few times. Try this survival skill the next time you’re camping!
4. Another Knife
A pretty obvious idea, but a great one nonetheless! It turns out that you can use another knife as a sharpener for a dull knife.
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