The Gas treatment is a critical process in the energy and chemical industries, aimed at purifying gases before they are used or transported. Raw natural gas and refinery gases often contain impurities such as water vapor, carbon dioxide, hydrogen sulfide, and other contaminants that can cause corrosion, equipment damage, or environmental hazards. Various treatment techniques are employed depending on the gas type and required quality. Common methods include amine absorption for acid gas removal, adsorption using molecular sieves or activated carbon, dehydration for moisture removal, and cryogenic processing for separating heavier hydrocarbons. Effective gas treatment ensures safe pipeline transportation, operational efficiency, and environmental compliance. Treated gas is used in power generation, chemical manufacturing, heating, and residential consumption. Advanced gas treatment technologies, including membranes and hybrid systems, have increased purification efficiency while reducing energy consumption and operational costs. With growing global demand for cleaner energy, gas treatment plays a vital role in providing safe, efficient, and environmentally responsible gas supplies.