As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#578, SFO-FLL. 'FUMES EVENT DURING DEPARTURE UP TO 5000 ISH FT STARTED AGAIN BELOW 5000 DURING DESCENT; COMPLIED WITH TSM 05-50-00-810-831-A NO FUMES NOTED DURING INSPECTIONS C/W IN ITEM 2 OF THIS DEFECT. SUSPECT AS TRANSIENT AND ENVIRONMENTAL CAUSE(CA DID NOT PROVIDE REPORTING SHEET).'