Fuel cell with removable/replaceable cartridge and method of making and using the fuel cell and cartridge

A cartridge for refilling a fuel cell, the cartridge comprising:

• a main container;
• at least one variable volume fuel chamber and at least one variable volume electrolyte chamber arranged within the main container;
• and
• a valve that communicates with the at least one variable volume fuel and electrolyte chambers.

A fuel cell adapted to connect to a cartridge, the fuel cell comprising:

• an outer shell;
• at least one variable volume fuel chamber and at least one electrolyte chamber arranged within the outer shell;
• an anode arranged within the outer shell;
• a cathode arranged within the outer shell;
• and
• a valve that communicates with the at least one variable volume fuel and electrolyte chambers.

A fuel cell and cartridge system, the system comprising:

• a fuel cell comprising, an anode, a cathode, at least one variable volume fuel chamber, at least one electrolyte chamber, and a first valve which regulates or controls fluid flow;
• and
• a cartridge comprising at least one variable volume fuel chamber, at least one variable volume electrolyte chamber, and a second valve which regulates or controls fluid flow,
• wherein the second valve is removably connectable to the first valve.