APPLICATOR APPLIED CHLORDANE W/O USING EXTREME CAUTION AS DIRECTED ON LABEL. LEFT INJECTION RODS PUMPING WHILE HE WENT TO TRUCK. RESIDENT NOTICED WHITE FOAM BUBBLING UP. CALLED APPLICATOR TWICE BEFORE HE COME INTO HOUSE. SAMPLES TAKEN LATER SHOWED CONTAMINATION IN FURNACE DUCTS AND AIR WHICH ARE SPECIFICALLY MENTIONED ON LABEL. FIFRA, 7 U.S.C. SECTION 136 ET SEQ. REMEDIES/RELIEF SOUGHT: $500 CIVIL PENALTY.