Abstract: A real estate information system includes a computer system of an information provider memorizing real estate information, and terminals connected to the computer system through the internet. The real estate information includes information on a sick house syndrome concerning each real estate. A user searches through the real estate information by a terminal to select a real estate satisfying the user's desired conditions with respect to the sick house syndrome. The real estate information may further include image information on each real estate.

Abstract: An adhesive containing a far infrared radiation ceramic powder emitting far infrared rays and a radiation source ceramic powder emitting radiations and anions. The radiation source ceramic powder includes silicon dioxide, aluminum oxide, iron oxide, titanium oxide, calcium oxide, magnesium oxide, potassium oxide, sodium oxide and zirconium and/or radium. The adhesive according to the present invention relaxes human beings, helps spontaneous recovery from diseases and improves health by the synergistic effects of far infrared rays, anions and radiations.

Abstract: An adhesive containing a far infrared radiation ceramic powder emitting far infrared rays and a radiation source ceramic powder emitting radiations and anions. The radiation source ceramic powder comprises silicon dioxide, aluminum oxide, iron oxide, titanium oxide, calcium oxide, magnesium oxide, potassium oxide, sodium oxide and zirconium and/or radium. The adhesive according to the present invention relaxes human beings, helps spontaneous recovery from diseases and improves health by the synergistic effects of far infrared rays, anions and radiations.