This definition appears somewhat frequently
See other definitions of PAC
Samples in periodicals archive:
POLYCYCLIC AROMATIC COMPOUNDS, TOTAL: METHOD 5800, Issue 1, dated 15 January 1998 - Page 2 of 5 NIOSH Manual of Analytical Methods (NMAM), Fourth Edition
Welcome to the International Society for Polycyclic Aromatic Compounds! *** The 25th Meeting of the International Symposium on Polycyclic Aromatic Compounds ***
Publishes all aspects of research related to polycyclic aromatic compounds (PAC).