. "a clean room free of all extraneous particles; used in fabricating microprocessors"@en-us . "laminar flow clean room"^^ . . . . . "laminar flow clean room"@en-us . "0.125"^^ . "103635516"^^ . "0.125"^^ . . . "03635516-n"^^ . . "103499640"@en-us .