MonitorMark is placed on secondary shippers of temperature-sensitive products during shipment and storage.
Product monitoring
MonitorMark(TM) Time and Temperature Indicators from 3M (Minneapolis, MN) monitor products with 79°F storage temperature thresholds and feature a high-contrast indicator that turns blue when exposed to rising temperatures.
Jul 31, 1997
Recommended
Recommended
Machinery Basics
Get a jump on your 2026 packaging & processing goals at PACK EXPO East.
Be the first to find what’s next in packaging & processing at PACK EXPO East. See new solutions from 500 exhibitors, uncover creative ideas for 40+ verticals and gain inspiration from free sessions on industry trends—all in one trip to Philadelphia.
REGISTER NOW & SAVE
Annual Outlook Report: Workforce
Hiring remains a major challenge in packaging, with 78% struggling to fill unskilled roles and 84% lacking experienced workers. As automation grows, companies must rethink hiring and training. Download the full report for key insights.
Download Now
Downloads
