Group 1 - The recent conflict between Israel and Iran has significantly impacted the chemical industry in the Middle East, leading to the shutdown of many chemical production facilities in Iran and affecting Israel's refining and petrochemical sectors [1][2] - The Bazan Group in Israel reported that its Haifa refinery was closed following missile attacks from Iran, with all facilities of its subsidiary, Carmel Olefins, also shut down due to damage to a power plant [1] - Carmel Olefins operates a steam cracking unit with an annual ethylene capacity of 240,000 tons and propylene capacity of 135,000 tons, along with additional capacities for polyethylene and polypropylene [1] Group 2 - In Iran, Israeli attacks on oil and gas infrastructure have led to the closure of numerous chemical plants, including the Marjan Petrochemical methanol facility with an annual capacity of 1.65 million tons [2] - The attacks have also caused supply shortages of natural gas for methanol facilities, leading to production halts in ammonia plants across Iran [2] - Chemical products account for about one-third of Iran's non-oil exports, making it the third-largest export sector after crude oil and refined oil products [3] Group 3 - Iran has approximately 85 chemical plants that produce a variety of chemicals, including ethylene, polyethylene, methanol, ammonia, and aromatics, utilizing local raw materials such as natural gas [3] - Iran is the second-largest ethylene producer in the Middle East, with a total ethylene production capacity of 7.88 million tons per year, representing 23% of the region's capacity [3] - The country has 13 methanol plants with a total capacity of 17.38 million tons per year and 21 polyethylene plants with a total capacity of 4.45 million tons per year [3]