Dry ice lasts 5-10 pounds per 24 hours at room temperature, 18-24 hours per 5-pound block in a quality cooler, and about 24 hours per 5 pounds when properly packaged for shipping. Those numbers change dramatically based on storage conditions, insulation quality, and how often you’re opening containers. In this article, we cover:  WestAir supplies …

Yes, propane can be used indoors – but only with equipment specifically designed and certified for indoor use, proper ventilation, and outdoor cylinder storage. Businesses hide propane cylinders inside to prevent theft. They stash them in closets or storage rooms. Those cylinders slowly leak propane through their connections. Propane is heavier than air, pooling at …

Yes, nitrogen displaces oxygen. In confined spaces, oxygen can drop from safe levels to deadly levels in minutes. In this article, you will learn: How Does Nitrogen Displace Oxygen in Confined Spaces? Nitrogen displaces oxygen by accumulating in confined spaces where poor ventilation prevents normal air mixing, creating pockets with dangerously low oxygen levels. Nitrogen …

The main difference between dry ice and regular ice is that dry ice is frozen CO2 that sublimates at -78.5°C (-109°F) without leaving any liquid behind, while regular ice is frozen water that melts at 0°C (32°F) into puddles. Dry ice is typically better for long-distance shipments, while regular ice works best for everyday cooling.   …