All fuel cells replace conventional powder loads and drive more than 1000 shots. All fuel cells have an expiration date located on the bottom of the can. (VIDEO: How to install Fuel cells in Ramset tools link - TBD)
The fuel cell is basically an aerosol can, check with your local regulations for disposal.
Fuel Cell: propylene/butylenes mix
Fuel Safety Instructions
Always store fuel cells where they will not be exposed to an open flame, sparks or temperatures above 120 degrees F (48 degrees C).
Fuel cells are good for 12 months. Check expiration date on bottom of can.