keyword

classes of hazardous materials

Monthly search volume and cost-per-click data for "classes of hazardous materials" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=classes+of+hazardous+materials&country=us" +--------------+------------------+ | volume | 1,000 | | cpc | $2.37 | | competition | 0.13 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
hazmat 9 classes	2,900	$13.7	19/20
class of hazmat	2,400	$2.79	20/20
hazard class	2,400	$2.36	20/20
hazard classes	2,400	$2.79	20/20
hazmat class	2,400	$3.84	20/20
hazmat classes	2,400	$3.69	20/20
hazmat classification	2,400	$3.84	20/20
haz class	2,400	$1.98	17/20
haz classes	2,400	$2.57	16/20
how many hazardous classes are there	1,600	$0	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://app.seodata.dev/v1/keyword?q=classes+of+hazardous+materials&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt