A substance is pyrophoric (from Ancient Greek: πυροφόρος, pyrophoros, 'fire-bearing') if it ignites spontaneously in air at or below 54 °C (129 °F) (for gases) or within five minutes after coming into …

Aug 1, 2024 · What is Pyrophoric? Pyrophoric is a property of certain materials or thermally unstable compounds that ignite spontaneously when they get in touch with the air. This spontaneous …

Aug 29, 2025 · Pyrophoric gases are substances with a unique and potentially dangerous characteristic: they ignite spontaneously upon exposure to air or moisture. This immediate reaction occurs without …

Pyrophoric materials have the potential to spontaneously ignite upon exposure to the oxygen in air, and in many cases are also water reactive. Exposure to air or moisture can cause them to generate heat …

They are liquids and solids that will ignite spontaneously in the presence of oxygen and water. They must have limited to no exposure to the atmosphere. Exposure of these reagents to air could result …

Sep 24, 2025 · A pyrophoric gas is a chemical substance in gaseous form that ignites spontaneously when exposed to air at temperatures of 130°F (54.4°C) or below, without requiring an external …

The meaning of PYROPHORIC is igniting spontaneously.