The materials are unique (properties and variety) –Tunability –Negligible vapor pressure –Good thermal stability –Wide liquid range –Electrolytic conductivity The prospects for ILs applications are vast –Possibility to establish environmentally benign chemical processing 20 million ton VOCs discharged into atmosphere per year 2/3 of all industrial emission and 1/3 of VOCs emission nationwide from traditional solvents Global climate change, poor urban air quality, and human illness –Potential to revolutionize the way how solvents are utilized New extraction, catalysis, separations , and polymer processes New chemical synthesis Enhancement of existing processes –Opportunities to develop task-target performance chemicals Engineering fluids for machinery and equipment New materials in the automotive, textile, construction, oil and gas, and energy industries