I’ve often caught myself thinking, “Man, I wish there was a way to save money on disposable razors that doesn’t involve shaving with a blade so old and knicked up it feels like broken glass.” Do you have an avocado, three bottles of lighter fluid, some ammonium nitrate and an Allen wrench? Don’t worry. You won’t need them for this:

Instructables has a great article on how to keep your disposable razors sharp for a really, really long time, and it’s easier than you think.


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