Amends the definitions set forth in GS 143-596 that are applicable to the regulation of smoking in public places under Article 64. Expands smoke, smokes, or smoking to include the use or possession of a vapor product as defined by state law. Expands the definition of grounds, applicable only to East Carolina University, defining the term to mean any area located and controlled by that constituent institution (currently limited to the area located and controlled by State government that is within 100 feet of a State-owned government building, a State-owned building leased to a third party, or a building owned by a third party and leased to State government). Effective October 1, 2021.