Sawdust
Sawdust is a byproduct of cutting, grinding, sanding wood, produced in sawmills, carpentry shops, furniture manufacturers, and from milling. It consists of fine wood particles and varies in size and moisture.
Composition depends on wood species, moisture content, and processing method; can include small amounts of resins,
Particle size ranges from fine powder to small chips; common standardized forms used include dust that passes
Uses: fuel (pellets, briquettes, boiler fuel), soil amendment and mulch, animal bedding, composting and mushroom cultivation,
Hazards: wood dust inhalation can irritate respiratory tract, wood dust from hardwoods linked to nasal cancers;
Environmental and disposal: can be composted or used as mulch; if treated wood or with finishes, may