who invented refrigerated railroad cars

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
who invented refrigerated railroad cars	0.78	0.5	8893	56	39
who	1.2	0.9	6429	67	3
invented	0.81	0.1	6191	40	8
refrigerated	0.73	0.3	5247	20	12
railroad	0.08	0.6	7724	47	8
cars	0.18	0.7	1827	48	4

Keyword	CPC	PCC	Volume	Score
who invented refrigerated railroad cars	0.75	0.3	3889	38
who invented the refrigerated railroad car	1	1	7037	31
when were refrigerated railroad cars invented	1.16	0.3	3210	2
why were refrigerated railroad cars invented	0.73	0.8	8133	36
refrigerated railroad car who invented it	1.71	0.3	3302	5
who invented the refrigerated railcar	0.02	0.4	9694	95
when were refrigerated rail cars invented	0.1	0.2	2407	24
refrigerated train car invented	0.88	0.2	2808	31
refrigerated rail car invention	1.55	0.4	780	27
refrigerated rail cars history	1.75	0.3	6597	42
who invented refrigerated trucks	0.66	0.7	8715	28
who invented the refrigerator car	0.46	0.4	5579	21
first refrigerated rail car	0.26	0.8	7562	9
who created refrigerated trucks	0.22	0.4	6802	69
who invented truck refrigeration	0.93	0.7	5073	1
refrigerated rail cars 1800s	1.08	0.9	7221	7
inventor of refrigerated truck	0.89	0.6	143	49
who invented the refrigerator truck	0.48	0.1	6466	86
refrigerated box car invention	0.39	0.6	2930	16