If you drive a car with an internal combustion engine — basically any modern vehicle that isn't electric — it requires a combination of oxygen and fuel to run. The fuel comes in the form of gasoline ...

Air filters help keep your engine clean, and they should be replaced frequently to keep your vehicle running smoothly. The air entering your intake needs to be filtered to prevent dirt and other ...

Over the past few years, air purifiers have become common household appliances, thanks not only to COVID-19 and smoke from wildfires, but also a better understanding of exactly how dirty the air we ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Ria Misra Ria Misra, an editor at Wirecutter, has traveled on her own ...