The Center for Chemical Sensors Development (CCSD) and the Chemical Imaging Center (CIC) are Research, Development, Education and Training centralized facilities that operate as part of the Department of Chemistry of the University of Puerto Rico-Mayaguez (UPRM). Main thrust areas of research and education includes small-print to nanoscale chemical sensors, although a wide variety of other chemical and physical sensing modalities are also used. Source to target distances range from microscopic distances to several meters are accommodated within the CCSD umbrella. At the base of the CCSD...