As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING T/O, AS PWR WAS ADVANCED-A VERY STRONG ODOR LIKE PLASTIC WITH NO SMOKE. ODOR SLOWLY DISSAPATED DURING FLT. AND THEN RETURNED DURING DESCENT BUT NOT AS STRONG AS T/O. C/A OPERATED BOTH AC PACKS PER AMM21-00-01-2. PLASTIC ODOR DISSAPATED AFTER SEVERAL MINUTES. NO ODOR REMAINED.