1-3-5-2-4-6

1-5-3-6-2-4

1-4-2-6-3-5

1-6-3-5-2-4

Pascal's law

Buoyancy principle

Venture principle

Pitot tube principle

Pig iron

White cast iron

Wrought iron

Ductile cast iron

Input supply

Primary turns of the transformers

Secondary turns of the transformers

All of these

Inner cone

Outer cone

Next to inner cone

Tip of the flame