%VOL or ppm? Why Oxygen Detectors for Pipe Welding Use %VOL Instead of PPM

📅 23/08/2026 23:13 📰 financialcontent 👁️ 1 lectures 🌍 États-Unis 📂 Technologie

Chengdu, Sichuan, China - August 23, 2026 - Recently, a US customer asked us an interesting question: can our portable pumpsuction Oxygen Detector display readings in ppm instead of %VOL?