Table 2.

Description of contaminants in the home environment included in the study

Compound of concern	Sources/exposures considered	Questions	Residential Information	Food recall/frequency	Food Questions	Time activity	Consumer products	Personal care products
1,4-Dichloro-benzene/Napthalene	Toilet bowl and other solid deoderizers	Use of toilet bowl and other solid deoderizers and moth repellents					x
Arcylamide	High temperature baked goods	Consumption of carbohydrate-based foods		x
Adhesives and solvents	Various BTEX components	Hobbies and exposure to cleaners, compounds; recent home improvements	x			x	x
Ammonia	Household cleaners	Use of various household cleaning products					x
Antibiotics and hormones	Animal food	Meat, dairy, egg, poultry, and fish consumption		x
Benzene	Cigarette smoke, gasoline	Smoke exposure; transportation; gas storage; proximity to gas station, busy road	x			x	x
Current use pesticides (pyrethroids)	Food, residential use, agricultural exposure	Fruit, vegetable, and organic food consumption; residential pesticide and insect repellent use	x	x	x	x		x
D-Limonene and α-Pinenene	Lemon/pine scents	Air freshener, household cleaner use					x
Disinfectants	Household cleaners	Household cleaners, air fresheners, antibacterial soaps					x	x
Mercury	Fish, various products containing mercury	Fish and shellfish consumption; use of nasal sprays, sunscreens, hair dyes, contact lens solutions, and ear drops		x				x
PAHs, HAAsa	Charcoal	Proximity to outdoor BBQ				x
Phthalates	Water bottles, food containers; Personal care products	Use of plastic food containers, hair products, nail polish, lotions, deodorants, and cosmetics			x			x
TCE	Dry cleaning	Use of and proximity to dry cleaners	x				x

^aPAHs (polycyclic aromatic hydrocarbons), HAAs (heterocyclic aromatic amines);

category also includes particulate matter, carbon monoxide, VOCs.