keyword

free cdl hazardous materials practice test

Monthly search volume and cost-per-click data for "free cdl hazardous materials practice test" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=free+cdl+hazardous+materials+practice+test&country=us" +--------------+------------------+ | volume | 140 | | cpc | $0.32 | | competition | 0.51 | | country | US | | updated | 2026-08-13 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
hazmat cdl test	2,900	$0.42	20/20
hazardous material cdl practice test	2,400	$0.41	20/20
hazmat practice test cdl	2,400	$0.44	20/20
free hazmat study test	210	$0.35	16/20
cdl hazmat free practice test	140	$0.32	17/20
free cdl practice test hazmat	140	$0.32	17/20
cdl hazmat practice test free	140	$0.4	16/20
cdl practice test hazmat free	140	$0.4	16/20
free hazmat cdl test	90	$0.23	18/20
free hazmat test for cdl	90	$0.28	16/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://api.seodata.dev/v1/keyword?q=free+cdl+hazardous+materials+practice+test&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt