<prompt> Wood workers associated sinus Ca is: PGI Dec 2006Adeno CaSq cell CaAnaplastic CaMelanoma  <response>: Ans: A Adeno Ca Workers of furniture industry develop Adenocarcinoma of the Ethmoids and upper nasal cavityQ-while those engaged in Nickel refining get squamos cell and anaplastic carcinomaQ- Dhingra 5th219 