[Q]: Objective: fire
[A]: can heat a blade up.

[Q]: Objective: To remove rust from a cast iron pan
[A]: use a steel wool and water then dry as much as possible

[Q]: Objective: To neutralize the flavors that have been added to cooking oil,
[A]: add a small piece of ginger to the oil for a minute.

[Q]: Objective: How to regenerate sandy dead soil into soil that holds moisture and can support a productive garden?
[A]:
Turn the dry dusty soil while working in compost matter and a bit of manure. This will transform the soil into fertile, dark, rich nutrient-filled soil for great gardening results. This soil will hold moisture very well.