If one were to ask any citizen of the modern world what preparation for the next fire means, few would have any concept of what this idea is. Typically when one needs a fire it is within an environment that is less than desirable for making a fire. The concept of the next fire reaches far beyond bic lighters or ferro rods.
Hygiene is one of the most understated aspects to wilderness living and survival. Modern chemistry has offered a plethora of tools for sanitation purposes from soaps to bleach. Yet the most primitive sanitation tools can come from a simple campfire. It has been used for generations for the purposes of of curing meat to that of cleaning clothing and the body when on the move or before a hunt.