CONCRETE SPALLING COMPARRISON

Scale of 0 (least damage) to 250 (most damage)

After the equivalent of 15 Freeze/Thaw Cycles

ROCK SALT:222.9 Most Damage

CALCIUM CHLORIDE: 92.3

LOWEST EFFECTIVE MELTING TEMPERATURE

ROCK SALT: 200 F

CALCIUM CHLORIDE: -25o F Lowest Melting Temp

TOXICITY TO ANIMALS AND HUMANS

Scale of 0 (most toxic) to 12,000 (least toxic)

ROCK SALT:3000 Most Toxic

CALCIUM CHLORIDE: 1000

STEEL CORROSION RATE

Scale of 0 (least corrosive) to 35 (most corrosive)

ROCK SALT:22.9 Most Corrosive

CALCIUM CHLORIDE: 19.6