You shouldn't have a problem finding a reducer at a home/builders supply house.
Sweat a female fitting on the copper or use a compression coupling between the two.
A tube connector is the standard fitting that goes on a tube or hose. A tube adapter fits to a tube or hose and enables it to connect to a fitting of a different size to its standard.
17mm spanner
There are copper fittings that will connect to galvanized.
Diameter Index Safety System, a way to ensure that one type of gas fitting will only connect to appropriate hoses, tubing and devices.
You use a compression fitting or something like a Sharkbite.
Sweat a female fitting on the copper or use a compression coupling between the two.
A tube connector is the standard fitting that goes on a tube or hose. A tube adapter fits to a tube or hose and enables it to connect to a fitting of a different size to its standard.
Same as any other compression fitting
No.
NO!
Sure why not
A flare less fitting used to connect tubing or hose.
compression fitting.
Never
17mm spanner
http://wiki.answers.com/Q/Can_you_use_compression_fitting_on_brake_line"