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Detailed Answer:
Hello

My name is Dr Muhammad Ali Rauf & i will look into your problem.

There are a number of chemicals for which CDC have exposure rates. Some of these chemicals may be systemic toxins, carcinogens, reproductive toxicants, neurological toxicants, sensitizers, immunological agents, dermatopathic agents, pneumoconiotic agents, or asthmagens. Most common from the long list are as follow(may area in priority in different area):

>Ammonia
>Asbestos
>Arsenic
>Benzene
>Cadmium
>Carbon Disulfide
>Carbon Monoxide
>Chlorine
>Chloroform
>Chromium
>Dimethylformamide
>Ethylene Glycol
>Ethylene Oxide
>Fibrous Glass
>Formaldehyde
>Glutaraldehyde
>Hydrogen Chloride
>Hydrogen Cyanide
>Hydrogen Peroxide
>Lead
>Mercury
>Metalworking Fluids
>Methyl Alcohol (Methanol)
>Nickel
>Nitric Acid
>Nitrous Oxide
>Ozone
>Pesticide Illness & Injury Surveillance
>Phenol
>Silica
>Sodium Hydroxide
>Sulfuric Acid

Hope I have answered your query. If you have any further questions I will be happy to help if not then don't forget to close the discussion and rate it. Wishing you good health !!

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Brief Answer:
Please see description

Detailed Answer:
Hello

Thank You for writing back. As i mentioned earlier, there is a long list of chemicals mentioned by CDC. The list i mentioned has been selective. These are the chemicals which one or another person encounters daily in life. If still you want to chose from the above mentioned list then i would go for:

> ammonia- fertilizer
> asbestos- ship yard bulidings
> carbon monoxide - automobilie combustion
> Carbon disulfide - industries
> Formaldehyde- antisetic solutions
> Lead & Nickle- batteries & paints
> mercury- thermomemeter
> Methylene chloride - paint remover
> ozone- after lightening
> Sulfuric Acid- science laboratories


Hope I have answered your query. If you have any further questions I will be happy to help if not then don't forget to close the discussion and rate it.
Wishing you good health !!

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