definiens: shall mean any cause or circumstance beyond their respective control and thatcould not have been avoided or mitigated by such Party with reasonable diligence that materially impedes the abilityof such Party to perform its obligations hereunder, which causes or circumstances include the following to the extentthat they meet the foregoing criteria in this definition : ( i ) any act of God ( including conditions resulting from naturaldisasters or extreme weather developments, such as earthquakes, hurricanes, lightning, storms ( including hailstorms ), tornadoes and drought ), fire, flood, extremely cold temperatures ( meaning temperatures below 32 degreesFahrenheit for an extended period of time ), ( ii ) equipment malfunction, failure, breakdown or accidents ( includingexplosions ), ( iii ) a Change in Law, ( iv ) power outage or interruption of or delay in transportation not within control ofeither Party, ( v ) inadequacy or shortage or failure of sources of supply of materials required for performance hereunder(including raw materials, and including as a consequence of a force majeure affecting the movement of suchmaterials ), or ( vi ) acts of civil unrest, war or terrorism, strikes or lockouts