RankPulse categories

world/travel    profession    health    miscellaneous    people    business/finance    computers/internet    home    product/service    animals    art    electronics    education    auto    recreation    health    food    religion    holiday
atomic clock	audio	batteries	battery
cable	cables	cam	camcorder
camcorders	camera	cameras	cams
cartridges	cctv	cd	cd cases
cd mailers	cds	cell phone	cell phones
computer	computer game	computer games	computer hardware
computer training	computers	data recovery	database
databases	desktop	desktops	digital camera
digital cameras	directories	directory	driver
drivers	duplication	dvd	dvd mailers
dvd player	dvd players	dvds	electronic
electronics	fax	faxes	firewire
gsm	infrared	laser	mobile
mobile phone	ringtones	satellite	satellite tv
speaker	speakers	television	televisions
tv	tvs	video	video game
video games	wireless

note: some keywords may fall into more than one category.