The company is trying to determine how the calcium chloride got into the bars.
"You don't want to get calcium chloride on your grass," he said.
But so can calcium chloride, which is frequently used instead of, or mixed with, rock salt.
You take calcium chloride out, what have you got left?
"The calcium chloride is an extra punch, particularly in difficult conditions," he said.
Add a little calcium chloride and see if it gets whiter.
Calcium chloride has a very high enthalpy change of solution.
You need to start with your calcium chloride, which is moderately soluble.
Its properties are similar to those for related salts, such as calcium chloride.
Calcium chloride is used to reduce the amount of dust created on grid roads.