Magnesium chloride. Calcium chloride. Silica sand. Beet juice.Road crews innovate to counter rising salt pricesFebruary 1, 2010 Magnesium chloride. Calcium chloride. Silica sand. Beet juice. Read the rest here Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)