Economic activity in the manufacturing sector contracted in April after one month of expansion following 16 consecutive months of contraction, say the nation’s supply executives in the latest Manufacturing ISM® Report On Business®. The nine manufacturing industries reporting growth in April — in order — are: Nonmetallic Mineral Products; Printing & Related Support Activities; Primary Metals; Textile Mills; Electrical Equipment, Appliances & Components; Petroleum & Coal Products; Transportation Equipment; Chemical Products; and Plastics & Rubber Products.