carpet, etc. almost every day. The gas made the air hotter, more uncomfortable,
unhealthy, and dirty. This created the need for people to start searching for a cheaper
and easier way to light up their homes.
Within 25 years after being invented, millions of people had installed electrical
lighting in their homes. The new source of light was healthy, clean, and lasted way more
than a few minutes. Most importantly, the light bulb was safe. It only took one light bulb
to light up a good-sized room and it was a lot less of a hassle to do so. People didn't
have to deal with gas anymore and didn't have to clean soot residue from their wallpaper,
furniture, and carpets every day. Light bulbs were available to just about everyone
because they were so inexpensive. Peoples' lives became a lot more comfortable and
easy in their homes.
Today, people use light bulbs almost everywhere. They light up streets and cities
at night, our refrigerators, automobiles, Christmas trees, rooms, etc. Today, you can light
up a whole room with just a flip of a switch and you can light up a refrigerator just