Asia’s cash premiums for 0.5% very low sulphur fuel oil (VLSFO) and high sulphur fuel oil inched higher on Friday after European inventories declined. The Singapore 0.5% VLSFO premium rose to $8.70 a metric ton, from $8.52 a day earlier. The balance-Dec/Jan timespread for VLSFO widened to $7.50 a ton on Friday, compared with $6.95 …