SENTRY: Met-L-X Extinguishers are specifically designed for use on Flammable Metals: Always use the correct chemical for the metal alloy involved.

MET-L-X: Magnesium
MET-L-KYL: Triethylaluminum
LITH-X: Zirconium, Titanium, Sodium-Potassium
NA-X: Sodium, Potassium, Sodium-Potassium Alloy

All other extinguishers are ineffective for use on these metals. ALWAYS call 911 and the Fire Department when these fires occur. DO NOT USE WATER or OTHER CHEMICALS.