Keyword Analysis & Research: when was the 3d printer invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
when was the 3d printer invented	1.1	0.8	3844	52	32
when	1.23	0.3	2728	10	4
was	0.44	0.4	892	62	3
the	0.07	0.9	2447	8	3
3d	2	0.6	8136	55	2
printer	1.51	0.2	8257	57	7
invented	1.32	0.9	2308	73	8

Keyword	CPC	PCC	Volume	Score
when was the 3d printer invented	1.42	0.3	7128	29
who invented the 3d printer	1.59	0.3	5195	57
when was the first 3d printer invented	1.58	0.9	566	23
first 3d printer invented	0.97	0.4	5341	77
when were 3d printers invented	0.63	0.8	4918	39
who invented 3d printers	1	0.2	4481	77
3d printer invented	0.15	0.1	5801	86
why was the 3d printer invented	0.44	0.7	7188	70