Possible Cause: If it's not sweaty clothes, or unwashed sheets, it's probably sperm. Most guys masturbate in their room--how they dispose of their sperm is an important thing to consider. If they just put it in an uncovered trash bin, the trash bin will smell up the room.
The cost of concrete countertops. The cost for a concrete countertop can range from $90 to $130 a square foot, depending on a number of factors. First and foremost is supply and demand â if there isnât a great demand for concrete countertops in your area, it might be challenging to find an installer who makes them, thus increasing the price.
1 Stone countertops, including granite, other natural stone and quartz resin (engineered stone) cost $4-$150 per square foot, or $120-$4,500 for a typical 30 square foot kitchen countertop. 2  Stone tiles cost $4-$20 per square foot; slab stone countertops cost $50-$150 per square foot. High end specialty material countertops like stainless steel, copper, and concrete cost $75-$200 per square foot and more, or $2,250-$6,000 and up for a typical kitchen.