Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to choose a good used wood stove [title] Assess the age of the wood stove. [step] Wood stove designs have been drastically improved in recent years. New stoves heat more efficiently, producing less smoke and ash and consuming wood more slowly.

Ending1: There are several reasons why you should chiefly consider wood stoves that are less than about 15 years old. [substeps] Stoves more than a few decades old will likely not be ul-listed or certified by an environmental regulator, such as the environmental protection agency (epa) in the united states. Ending2: Look for a stove with a roughly 24 hour temperature in order to ensure that they aren't too hot to be used. Consider always checking the age of the wood stove, looking at a clock in a gallery or picture of how it cycles between 14. Ending3: An older stove may also produce fewer smoke bubbles, which is important when choosing a used stove. [title] Decide which model you'd like. Ending4: [substeps] Longer stoves will require fewer steps to light, whereas shorter stoves will reach warmer temperatures as well. Are you buying a used stove that is weathered and has fair reviews? Read up on the history of the stove and ask yourself why the outage has changed dramatically in recent years.

Answer format: ending1/ending2/ending3/ending4