What was found
STRONG CHEMICAL, OIL, DIRTY SOCK ODOR IN COCKPIT FROM APPLICATION OF TAKE OFF THRUST UNTIL 10000. ODOR REMAINED UBTIL ABOUT FL200 BUT REDUCED IN INTENSITY SLOWLY AFTER 10000. MID GALLEY FA'S NOTICED SIMILAR ODOR. GROUNDED - YES. IAW TSM71-00-81-810-805-A. EGR EACH ENG 6 MIN FOR COCKPIT & CABIN ODOR CHECK, NO ANY ODOR, SMOKE OR FUME FOUND. SYS OK FOR SERVICE.