As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT ON GROUND HAD ODOR OF DIRTY WATER SEPARATOR. IMMEDIATELY AFTER T/O ODOR GREW STRONG AND ACRID. SLIGHT BURNING OF EYES. DONNED O2 MASK AND LANDED DEW. NO VISIBLE SIGN OF SMOKE. REPLACED ALL 3 WATER SEPARATOR BAGS PER AM 21-54-03-2. OPS CAKES GOOD PER 21-00-01-5. OK FOR SERVICE.