Question

give 2 commercial or practical uses of this flame color phenomena.

Answer 1

What flame color phenomena? What experiment? What materials? What did you do? We're in a vacuum here. Without your input we don't know what you're doing. (Sometimes we don't know what we're doing. :-)

Answer 2

we are doing about the flame test. we are using some metals like barium chloride,calcium chloride,copper,lithium,opotassium sodium and strontium. the flame of Colors are yellow-orange,red- orange,green-blue,red,pink,orange and red.We had to guess wat color is going to be?