CCA

CCA is an acronym that can refer to several organizations, credentials, and substances across different fields. This article highlights several notable uses and their contexts.

Chromated copper arsenate (CCA) is a chemical wood preservative that protects lumber from decay and insect damage. It consists of chromium, copper, and arsenic compounds applied to wood surfaces. CCA-treated wood was widely used for outdoor structures such as decks, fences, and playground equipment, but concerns about arsenic exposure led to regulatory restrictions in many countries, with residential uses phased out in favor of alternative treatments.

California College of the Arts (CCA) is a private art and design college with campuses in Oakland and San Francisco, California. It offers undergraduate and graduate programs across disciplines such as fine arts, design, architecture, and related fields, and is known for interdisciplinary approaches to creative practice and research.

Canadian Centre for Architecture (CCA) is a Montreal-based museum and research center dedicated to architecture and urbanism. Founded to promote architectural history and discourse, it houses a substantial archive, hosts exhibitions, and supports scholarly programs aimed at broadening understanding of architectural culture.

Certified Crop Adviser (CCA) is a professional credential in agriculture awarded by the American Society of Agronomy and its partner organizations. It recognizes expertise in crop production, soil and water management, and related advisory services, and requires ongoing education and periodic re-certification to maintain status.

Because CCA has multiple meanings, the intended reference is usually clarified by context or accompanying descriptors.