What Road Salt Does to Your Car
The Chicago Winter is here. And with it comes difficult driving conditions like whiteouts and black ice.
Road salt definitely helps makes the roads safer. A study conducted by Marquette University found that de-icing winter roads with salt reduces accidents by 88 percent and injuries by 85 percent. Each year, state and local agencies spend more than $2.3 billion on snow and ice control operations.
Yet there are some definite downsides to road salt when it comes to your car. Read on to learn exactly how road salt works—and what road salt does to your car.
How road salt works
Salt—a.k.a. sodium chloride in scientific terms—lowers the melting point of water. So while water normally freezes at 32 degrees Fahrenheit, water needs colder temperatures in order to freeze when it’s exposed to salt. The more salt you add, the lower the temperature needed to freeze water is.
The water that results after salt is applied to ice is known as “brine.”… Read More