LONDON (Reuters) -Global miner Anglo American’s first-quarter production fell 10% year on year, partly owing to operations running at reduced capacity because of higher rates of COVID-19 infections among workers, it said on Thursday. The London-listed company also lowered full-year guidance on volumes for metals including platinum, iron ore and metallurgical coal to reflect inflationary price pressure that lifts its costs per unit of production. Copper production fell 13% to 139,500 tonnes in the first quarter, from 160,300 tonnes in the same period last year, because of lower grades and is ex…