what is chemical warfare ww1

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is chemical warfare ww1	1.78	0.8	20	77	28
what	0.11	0.6	1469	54	4
is	0.2	0.1	1916	65	2
chemical	1.85	0.7	3236	19	8
warfare	0.11	0.6	9425	73	7
ww1	0.39	0.1	5745	73	3

Keyword	CPC	PCC	Volume	Score
what is chemical warfare ww1	1.97	0.7	6087	19
ww1 chemical warfare	0.82	0.3	4853	100
how was chemical warfare used in ww1	1.44	0.4	5975	90
how did chemical warfare impact ww1	1.3	0.3	9624	14
who used chemical warfare in ww1	0.79	0.5	2309	89
first use of chemical warfare in ww1	0.23	0.9	3219	80
why was chemical warfare used in ww1	1.89	1	6105	32
chemical warfare ww1 definition	0.5	0.8	1666	46
chemical warfare ww1 facts	0.52	0.2	2314	56
chemical warfare ww1 primary sources	0.55	0.8	9856	10
chemical warfare ww1 images	0.99	0.7	3144	10