Chapter 1 Introduction to Functional Materials: Synthesis, Properties, Environmental Sustainability, and General Applications Yogendra Kumar, Karan Kumar Paswan, Kamal Nayan, Govardhan Pandurangappa, Deepak Dwivedi, and Jitendra Sangwai Chapter 2 Application of Functional Materials and Corrosion Inhibitors for Downstream Offshore Oil and Gas Industry Anteneh Mesfin Yeneneh, Tahereh Jafary, Asma Al kharousi, Muna Al Ajmi, Habeebllah Oladipo, Thirumalai Kumar, Jimoh Adewole, Khadija Al-Balushi, Muna Al Hinai, and Ahoud Al Hamadani Chapter 3 Application of Functional Ceramics in Oil and Gas Industries: Properties and Current Status Ajeet Kumar Prajapati, Suraj Aryan, Sukriti Singh, Deepak Dwivedi, Nellya Serikova, and Bijoy K. Purohit Chapter 4 Understanding the Adsorption Behaviour of Corrosion Inhibitors on Metal-Water and Air-Water Interfaces from Molecular Simulations Himanshu Singh and Sumit Sharma Chapter 5 Application of Modern Functional Materials in Petroleum Exploration and Process Development Ganesh Kumar, Yogendra Kumar, Jitendra Sangwai, and Deepak Dwivedi Chapter 6 Application of Self-Cleaning Materials in the Oil and Gas Industries Prerna Tripathi, Yogendra Yadawa, Anshika Verma, Pranav Kumar, A.S.K. Sinha, Deepak Dwivedi, Anteneh Mesfin Yeneneh, and Khadija Al-Balushi Chapter 7 Microstructural and Chemical Characterization Techniques of Coatings: State of the Arts Yogendra Kumar, Prerna Yogeshwar, Ganesh Kumar, Jitendra Sangwai, and Deepak Dwivedi Chapter 8 Corrosion under Insulation (CUI) in Oil and Gas Industries Siddharth Atal, Deepak Dwivedi, and Naveen Mani Tripathi Chapter 9 Application of Functional Ceramics in Oil and Gas Industries: Manufacturing, Properties, and Current Status Swati Chaudhary, Saurabh Kumar, Vivek Kumar, Deepak Dwivedi, Mainak Ray, and Hakeem Niyas Chapter 10 Recent Progress in Superhydrophobic Macroporous Sorbents for Oil Spill Remediation Love Dashairya and Partha Saha Chapter 11 Materials for Renewable Energy Resources for Oil and Gas Industries Enna Chakervarty, Abhishek Sharma, and Lalita Ledwani Chapter 12 Functional Clay Minerals Application in Oil and Gas Industries Tahereh Jafary, Anteneh Mesfin Yeneneh, Luqman Abidoye, Thirumalai Kumar, Abdulhameed Khalifullah, Jimoh Adewole, Khadija Al Balushi, and Maryam Al Buraiki.