Europe’s benchmark natural gas price fell on Friday to the lowest level in 18 months as concerns about a gas crisis this winter continue to recede amid mild weather and above-average inventories across the continent. On Friday morning in Amsterdam, the front-month futures at the TTF hub were down by 6% and fell below the threshold of 50 euros ($53) per megawatt-hour (MWh) for the first time since August 2021. Prices are now more than 85% down from the record high of 300 euros ($318) per MWh from August 2022, and down by around 35% so far…