Valentin Tikhonovich Cherepin has written:

'Experimental techniques in physical metallurgy' -- subject(s): Experimental design, Physical metallurgy

It may be Experimental techniques , Physics or Physical chemistry.

When observation is present and various experimental techniques are employed to determine the cause of what's observed.

Usually pertaining to new inventions, products, arts, or techniques, it is a work on untested ideas that have yet to be established. Typically, experimental products are vastly new and innovative.

Unfortunately, insurance companies often consider artificial disc replacement as experimental surgery. Experimental techniques are generally not covered by insurance. Check your policy for details.