Editing Safety razor (section)

== Lifespan ==
To maintain their cutting action, razor blades can be [[stropping (blade)|stropped]] using an old strip of denim. Twinplex also sold a blade stropper which was used to extend the life of vintage carbon steel blades. <ref name="How to Sharpen Old Razor Blades">{{cite web|url=http://www.wikihow.com/Sharpen-Old-Razor-Blades|title=How to Sharpen Old Razor Blades|website=[[WikiHow]]|access-date=2017-04-11|archive-date=12 April 2017|archive-url=https://web.archive.org/web/20170412143244/http://www.wikihow.com/Sharpen-Old-Razor-Blades|url-status=live}}</ref>

Safety razor blades are usually made of [[razor steel]] which is a low chromium [[stainless steel]] which can be made extremely sharp, but corrodes relatively easily. Safety razor blade life may be extended by drying the blades after use. <ref>{{cite news|url=https://www.chicagotribune.com/business/success/chi-ym-spending-1104nov04-story.html|title=Extending life of razor blades leaves users dry|first=Gregory|last=Karp|date=4 November 2007|newspaper=The Morning Call|via=[[Chicago Tribune]]|access-date=4 June 2020|archive-date=20 August 2019|archive-url=https://web.archive.org/web/20190820103128/https://www.chicagotribune.com/business/success/chi-ym-spending-1104nov04-story.html|url-status=live}}</ref> Salts from human skin also tend to corrode the blades, but washing and carefully drying them can greatly extend their life.<ref>{{Cite news|date=2014-04-22|title=Science Reveals the Secret to Making Your Razor Last|language=en|work=Bloomberg.com|url=https://www.bloomberg.com/news/articles/2014-04-22/science-reveals-the-secret-to-making-your-razor-last|access-date=2020-09-09|archive-date=26 July 2015|archive-url=https://web.archive.org/web/20150726042929/http://www.bloomberg.com/news/articles/2014-04-22/science-reveals-the-secret-to-making-your-razor-last|url-status=live}}</ref>

Disposable safety razor blades can be sharpened using various methods. There are commercial devices intended for this duty (Razormate, RazorPit, Blade Buddy, etc.).<ref>{{Cite news|url=https://www.esquire.com/style/a27357/razorpit-review-2014/|title=How to Make Your Razor Last Longer|date=14 February 2014|work=[[Esquire (magazine)|Esquire]]|access-date=2018-09-14|language=en-US|archive-date=24 July 2016|archive-url=https://web.archive.org/web/20160724160805/http://www.esquire.com/style/a27357/razorpit-review-2014/|url-status=live}}</ref>