Group 1 - WTI August crude oil futures closed down $0.14, a decline of nearly 0.21%, at $67.20 per barrel [1] - The more actively traded September contract is currently down $0.09, trading at $65.99 per barrel as of 02:44 Beijing time [1] - Brent September crude oil futures closed down $0.07, a decline of 0.10%, at $69.21 per barrel [1] Group 2 - Abu Dhabi Murban crude oil futures are currently up 0.20%, trading at $71.11 per barrel as of 02:31 Beijing time [1] - NYMEX August natural gas futures fell over 6.73%, closing at $3.3250 per million British thermal units [1] - NYMEX August gasoline futures closed at $2.1319 per gallon, while August heating oil futures closed at $2.5092 per gallon [1] Group 3 - On Monday (July 21), at the end of European trading, ICE UK natural gas futures rose 0.22%, while TTF benchmark Dutch natural gas futures fell 0.27%, as ample supply eased investor concerns over inventory pressure [1] - ICE EU carbon emission trading allowances (futures prices) increased by 0.49% [1]