National Nanotechnology Day
National Nanotechnology Day is held on October 9. United States. This event in the first decade of the month october is annual.
Fire Prevention Day on October 9 (Canada, United States);
Leif Erikson Day on October 9 (United States, Canada, Iceland and Norway);
Clergy Appreciation Day in US on October 11 (the second Sunday in October);
National Father–Daughter Day in the United States on October 11 (on the second Sunday of October);
National Coaches Appreciation Week in USA on October 11 (is a time to recognize the contributions of coaches across the U.S. Week begins on the second Sunday of October)