Metals keep surging as supply cuts fuel inflation worry

Base metals surged again as the global energy shortage continues to hit supplies, piling pressure on manufacturers and fueling concerns about persistently high inflation. 
 

Zinc spiked as much as 6.3% to a 14-year high after leading producer Glencore Plc said it was cutting production at three European plants because of surging power prices. Aluminum -- a particularly energy intensive metal -- has risen 62% this year. Copper extended gains beyond $10,000 a ton, after sharp drops in warehouse inventories pointed to an increasingly critical global supply squeeze. 

Friday’s gains come after the benchmark index of six base metals on the London