What would make a copper pipe turn black?

5 answer

What would a plumber charge for copper pipe per sq. ft?

6 answer

Copper wire buying/selling?

2 answer

How much HP would I gain from making a coil of copper pipe cooled by co2 around my intake pipe ?

2 answer

How much does it cost to replace the copper pipe (and freon) in an air conditioning unit?

3 answer

What is the optimum welding temperature for the copper tube welding temperature?

3 answer

Soft Copper?

2 answer

The temperature of a 3.3 m copper pipe is raised from 25 C to 823 C. What is its change in length?

4 answer

cleaning copper?

5 answer

How to take copper chloride solution out of a shirt.?

1 answer

Why can the inner spiral copper tube improve the heat dissipation?

3 answer

I have to make a homemade instrument for science class?

0 answer

Oil Paints=Copper color?

4 answer

I need a procedure to make copper (II) acetate monhydrate from 1g of pure copper I NEED HELP!!?

2 answer

How would one extract and purify copper from a rock?

5 answer

Is Cu5O4 a form of copper oxide?

1 answer

Copper in the body..?

2 answer

how are silver and copper different, chemistry wise?

2 answer

What are some things copper is in?

3 answer

can i use a copper pipe as a slide?

3 answer

Why does copper turn blue in solution?

1 answer

what are the main uses of copper slag?

2 answer

Is it OK to overlap copper heating pipes with electrical wiring inside aluminum pipes?

3 answer

is Copper protienate ok for crayfish?

3 answer

How can I melt down copper pipe?

0 answer

What are the two brass tubes and a plastic tube for the air-conditioner?

4 answer

science help plzzz copper sulfate?

1 answer

For what purpose old Copper Lightning rod (ground part)is used?

3 answer

How risky is it to have the pipes that lead from an oil tank to the oil burner run under the ground?

0 answer

Why aren't they using copper for oil clean up Apparatus?

2 answer