Metal parts underwater are subjected to two basic types of corrosion: galvanic corrosion and stray current corrosion. Both can harm your boat, propeller, and motor if not correctly monitored and avoided.
According to Flags Unlimited, the significance of the flag's colors is this: The Blue represents the officer and the courage they find deep inside when faced with insurmountable odds. The Black background was designed as a constant reminder of our fallen brother and sister officers.
They are not representing anything. The story goes, that the danish flag fell from the heaven under a war. It probably did, but historians say the flag was an ideal wrappi â¦ ng for one of those long-distance catapult-bombs. What does the red and white mean on the Danish Flag? The red and white on the Danish flag means: White: Peace and Honesty Red: hardiness, bravery, strength, and valour. (this is true teachers!)