Answer:
i dont know
Explanation:
u didnt finish the question, in the meantime, QUICK FACTS
Why are barns painted red?
Hundreds of years ago, many farmers would seal their barns with linseed oil, which is an orange-colored oil derived from the seeds of the flax plant. To this oil, they would add a variety of things, most often milk and lime, but also ferrous oxide, or rust.