metallbrinner2 Li
Fotograf: Zhongshan Li
Aluminiumpartiklar förbränns. Lite koppar slank med, därav den gröna lågan. Eller lite mer detaljerat (på engelska): Photograph of burning aluminium particles (alloyed with trace amount Cu, to explain the green color) as fuel piloted with a hydrogen and air premixed flame operated on a modified McKenna burner.