Precise definitions of navigable waters of the United States or navigability are ultimately dependent on judicial interpretation and cannot be made conclusively by administrative agencies.
Formaldehyde Poisoning is a disorder brought about by breathing the fumes of formaldehyde. This can occur while working directly with formaldehyde, or using equipment cleaned with formaldehyde. Major symptoms may include eye, nose, and throat irritation; headaches; and/or skin rashes.
Most cases of formaldehyde poisoning involve inhalation or skin/eye contact. The chemical is quickly absorbed into the body through the skin, nose, throat, or lungs. Even low levels can produce symptoms, such as: 1  Watery eyes.  Burning sensation in the eyes, nose, and throat.