The restoration and conservation of art and culture refer to protecting and taking care of artworks, archaeology, architecture, and museum collections. The activities related to the conservation of art and culture involve preventive conservation, examination, documentation, treatment and research. It is often combined with conservation science, and curation. Conservation science plays a major role in the restoration and conservation of art and culture. It uses scientific inquiry to protect and preserve cultural heritage. It involves the restoration of cultural heritage using effective methods to keep properties in their original condition. It examines and analyzes the artwork, studies the causes of its deterioration and understands the materials and techniques used by the artists.