I saw a sheet of it fly off a 18-wheeler, sail over 4 or 5 cars, and smash on the ground. Scariest thing I've seen in a while. I stay well back from any vehicle that has ice on top.

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1985 380SE Blue/Blue - 230,000 miles
2012 Subaru Forester 5-speed
2005 Toyota Sienna
2004 Chrysler Sebring convertible
1999 Toyota Tacoma