good health.

good magazine has this great chart that breaks down common house hold toxins and the plants that you can keep to help reduce your exposure to them.

most common toxins:
trichloroethylene: effects include headache and dizziness and long-term damage to the liver and kidneys.
formaldehyde: very common indoor pollutant. causes headaches, watery eyes, and difficulty breathing. classified as a possible human carcinogen by the EPA.
benzene: can cause drowsiness, dizziness, vomiting, and unconsciousness; has a pleasant smell, which is why it used to be a common ingredient in aftershave.

plants that help:
philodendron
peace lily
spider plant
chrysanthemum

it's a great way to spruce up your place and keep yourself healthy at the same time. {click on the graph to see it full size}