PBDE Family 4

health & safety concerns:
chemicals found
on average indivi-
dual range
entire group
Reproduction and fertility 7 7-7 7
Brain and nervous system 7 7-7 7

Group members:

(2 People)

Natalie Comerford
Teri Olle


San Francisco, CA

picture of group

Group: PBDE Family 4
Found 7 of 20 tested chemicals (2 participants)

The blood of the "PBDE Family 4" group contained 7 of 20 industrial compounds, pollutants and other chemicals tested, including chemicals linked to reproductive toxicity and fertility problems, brain and nervous system toxicity,

Summary of chemicals found in PBDE Family 4

chemical family level found in group health effects exposure routes
Polybrominated diphenyl ethers (PBDEs)100% moderate
Reproduction and fertility, Brain and nervous system Foam furniture, carpet padding, computers, televisions, contaminated house dust, food

Test results by chemical family (see each chemical)

polybrominated diphenyl ethers (pbdes)

7 of 20 found — see each chemical

Polybrominated diphenyl ethers (PBDEs)

Fire retardants in furniture foam, computers, and televisions. Accumulate in human tissues. May harm brain development.

  • geometric mean: 19.6 ng/g lipids in blood serum (vs. 26.3 in CDC biomonitoring [1])
      [excludes PBDE-154/PBB-153]
  • found in 2 of 2 people in the group (vs. 2,037 of 2,337 in CDC biomonitoring)
  • found in: Teri Olle, Natalie Comerford
1.11ng/g lipids in blood serum314

Total Polybrominated diphenyl ethers (PBDEs)


[1] CDC (2005). National Report on Human Exposure to Environmental Chemicals, Centers for Disease Control. (Methylmercury results have been compared to total mercury in CDC biomonitoring.)