1 When you first get a bruise, it's kind of reddish as the blood appears under the skin.  Within 1 or 2 days, the hemoglobin (an iron-containing substance that carries oxygen) in the blood changes and your bruise turns bluish-purple or even blackish.
balmy-mild and pleasant; balmy days and nights; the climate was mild and conducive to life or growth; a soft breeze. mild, soft. clement - (of weather or climate) physically mild; clement weather.
The foul pole is just a continuation of the line only in the air. Since it is fair if it hits the foul line, naturally it will be fair when it hits the foul pole (a continuation of the foul line. I'm sure they had to come up with the foul pole because they tried drawing a line in midair but it failed to stay =X.