Does dust eventually leave the lungs as Tar does?
Tar in cigarette smoke paralyzes the cilia in the lungs, and contributes to lung diseases such as emphysema, chronic bronchitis, and lung cancer. Allergic respiratory problems can be caused by wood dust. The chemicals in wood that are associated with allergic reactions are generally found in the inner parts or heartwood of the tree. A hypersensitivity reaction leading to asthma has been reported as a result of exposure to commonly used woods, including Western Red Cedar, Cedar of Lebanon, Oak, Mahogany, and Redwood. The asthmatic reaction is believed to be species-specific. Dermatitis is also a common health hazard associated with exposure to wood dust. Wood, usually as sawdust or splinters, may affect the skin or mucous membranes by mechanical action or by chemical irritation and sensitization. Irritant reactions appear to be more common among lumber workers. The main population of workers who suffer from dermatitis-related problems are those who work in secondary wood product manufac
