The agency wanted to ensure that the chemotherapy drug, which is toxic, was necessary.
Most Roman face paint, the researchers point out, was made with lead, which is toxic.
But it also comes in another form, D-dopa, which is toxic.
Another casualty will be infrastructure lending, which is toxic under the Basel 3 capital rules.
And all fluorescent bulbs use at least some mercury, which is toxic.
In addition, these reactions often created unwanted side products, such as hydroxylamine, which is toxic and unstable.
And cellphone makers no longer use nickel cadmium, which is toxic, and mainly produce lithium ion batteries that can be recycled.
The lab tests revealed other toxic substances too, including zinc, which is toxic to aquatic animals, and Pahs or polyaromatic hydrocarbons.
Plus, much of the glass in CRT contains lead, which is toxic in large amounts and requires special handling during the recycling process.
The jatropha frenzy left the country with unharvested fields, plants growing wild, and children rushed to the hospital after eating the plant, which is toxic.
These amino groups are converted to ammonia (NH3), which is toxic to the body and thus must be converted to urea by the liver.
