Mine Gases - Usmra.com
Mine Gases - Usmra.com
Mine Gases - Usmra.com
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Hydrogen– Chemical Formula: H 2– Specific Gravity: 0.0695– Needs 5% oxygen to ignite– Explosive Range: 4.1-74%– Ignition temperature: 1030 o -1130 o F– Source: Water on super hotfires, battery charging