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Do razor blades last longer with softened water?

Razor blades last longer with softened water.

From research we found that razor blades lasted seven weeks in soft water, while only two weeks in hard water.

Enjoy a more comfortable shave using softened water with razor blades that stay sharper for longer.

Hard water corrosion:

The coating on razor blades is corroded by hard water minerals.

Photographs through an electron microscope proved that the blades received more damage in hard water than in softened.