The German company B-Energy, which successfully markets its Biogas backpack, is soon going to release a cooking stove for their backpack.
The product is already visible at their websites product section and is called (B)Flame. Yet it doesn't state the costs.
This stove is urgently needed as modifying already available propane stoves isn't a common knowledge.
Modifying a propane stove could create fear in those modifying it that "something unexpected could happen"