Human Hand Striking Sharp Stone Against Rock on Dry Grass to Create Sparks Demonstrating Primitive Fire Making Technique in Natural Outdoor Setting
Schlüsselwörter
hand,
stone,
rock,
spark,
survival,
primitive,
skill,
friction,
impact,
nature,
grass,
dry,
straw,
texture,
technique,
wilderness,
camping,
energy,
heat,
ignition,
motion,
force,
manual,
ancient,
tradition,
heritage,
practice,
craft,
raw,
rugged,
environment,
earth,
pressure,
contact,
tool,
flint,
strength,
sharpened,
human,
activity,
lifestyle,
exploration,
tactile,
grit
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