Standard 60- and 40-watt bulbs are the last to be phased out, though remaining stock can be sold; 75-watt bulbs faded away in 2012 and 100-watt bulbs ... $125 dollars per bulb in energy costs ...
(100-watt and 75-watt bulbs have already been phased out). Because the average American home contains more than 40 standard lightbulb fixtures, chances are you'll be looking for a replacement bulb ...