Maybe because they like coacervates.
Hypocalcemia or low calcium level is most usually the cause of electrolyte disturbance after a thyroid surgery.
Answer;
-Reduce the chance of errors in correspondence
-Easier to use for converting between units while measuring
-Make communication easier between scientists comparing data
Explanation;
-The metric system is a system that is based on joining one of a series of prefixes, including kilo-, hecto-, deka-, deci-, centi-, and milli-, with a base unit of measurement, such as meter, liter, or gram.
-Since the metric system is a decimal system of weights and measures it is easy to convert between units simply by multiplying or dividing by 10, 100, 1000, etc.
-It is an alternative system of measurement used in most countries, as well as in the United States.
I think it'd be better to do it before you grill it cause while its on the grill it'll soak up all the seasonings and make it better tasting then it would if you would have salted it afterwards