And not only that: plants improve the room air equally. They have a great filter performance and also increase the humidity.
In the office, there are a variety of particulate matter polluters. Printer, fax & co. In the same way, through the air, fine dust comes into the interior - especially when your office is located on a busy road. In the winter, when the heating is on permanent use, and by the heating much humidity is lost, same plants do this. You'll see: With a few Evergreens in the office, you feel much better!
Plants in the office should not be nurturing. After all, not everyone has a green thumb and there will probably be a little thirst, which the plant has to overcome.