Black oxide is a finish applied to iron and steel. There is also a ' black oxide' process applied to the copper inner layers of printed circuit boards, but that is another topic.
Since Fall begins at the end of September (usually September 22nd) and ends at the end of December (usually December 21st), it seems much more logical to say that October through December are considered Fall months instead of September through November. Views.
When is the First Day of Fall 2017? Learn which day in September starts the first day of fall in 2015 - 2025 for countries in the Northern Hemisphere. Learn which day in March starts the first day of fall in 2015 - 2025 for countries in the Southern Hemisphere.