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.
1 Recoating cost: The cost for recoating, or screening, a hardwood floor is typically in the range of $1 to $2 per square foot. 2  Complete refinishing: An extensive refinishing project, which includes sanding and application of several layers of finish, ranges from $2 to $5 per square foot. Vintage or high-end wood floor: The cost for refinishing a vintage or high-end hardwood floor is around $4 to $5 per square foot. 2  Oil-rub: Special oil is applied and rubbed into the wood. 3  The oil bonds with the pulp and hardens. 4  This gives the floor a matte finish that doesn't show scratches.