MINNEAPOLIS, Nov. 04, 2025 (GLOBE NEWSWIRE) -- Northern Technologies International Corporation (NASDAQ: NTIC), a leading developer of corrosion inhibiting products and services, as well as bio-based and biodegradable polymer resin compounds, today announced that its 85%-owned subsidiary, Zerust Prevenção de Corrosão S.A. (Zerust Brazil), has secured a three-year contract for a major offshore project with a leading global engineering, procurement, and construction (EPC) company to provide advanced corrosion ...