Keyword Analysis & Research: what year was the centrifuge machine invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what year was the centrifuge machine invented	1.18	0.4	1153	79	45
what	0.28	0.5	23	17	4
year	0.05	0.5	8499	89	4
was	0.78	0.2	2195	60	3
the	0.63	0.3	4405	100	3
centrifuge	0.83	0.5	6099	30	10
machine	1.63	0.6	9666	46	7
invented	0.41	0.5	3411	6	8

Keyword	CPC	PCC	Volume	Score
what year was the centrifuge machine invented	1.9	0.8	7838	70