Tactical and preparedness expert Cliff, The Urban Prepper, explains different fire extinguisher types and how they are used.

Installing them in the house is a good first step, but there’s a lot more to making sure they’re effective if a fire ignites.

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...