Why is antibiotic resistance a public health problem? Antibiotics are called societal drugs, since antibiotic resistance can pass from bacterium to bacterium (see About antibiotic resistance), and resistant bacterial infections can pass from person to person. Thus, antibiotic use and antibiotic resistance can eventually affect an entire community.
1 To completely refinish a hardwood floorâmeaning sand it down to bare wood, then apply several coats of new finishâexpect to pay $1.50 to $4 per square foot, or $340 to $900 for a 15-by-15-foot room.  If your floor is slightly worn but otherwise in good condition, you could get by on just recoating it without sanding.
Flooring and Finishes. New flooring is also a good way to change up your master bedroom without construction. Hardwood floors typically cost between $8 and $15 per square foot, depending on the quality of the wood, Baumann says, while wall-to-wall carpet costs about half that much, but doesn't last as long. Most people don't want wall-to-wall carpet anymore, she says.