American households use a variety of lightbulbs as CFL and LED adoption increases

As lighting technologies evolve and adapt to federal standards, lighting in U.S. homes is in a state of transition. Data from the 2015 Residential Energy Consumption Survey (RECS) show that, as of 2015, most homes in the United States used more than one type of lightbulb, primarily a mix of incandescent and compact fluorescent (CFL). More »