Typically, engineered wood products are made from the same hardwoods and softwoods used to manufacture lumber. Sawmill scraps and other wood waste can be used for engineered wood composed of wood particles or fibers, but whole logs are usually used for veneers, such as plywood, MDF or particle board.
Mucus is a slippery secretion of the lining of various membranes in the body (mucous membranes). It is a viscous colloid containing antiseptic enzymes (such as lysozyme) and immunoglobulins. Mucus is produced by goblet cells in the mucous membranes that cover the surfaces of the membranes.
Facts. Mucus is produced by mucosa, a group of special cells that produce mucus membranes. Mucus is primarily composed of water and mucin, which is the agent that makes the mucus sticky. This agent is composed of sugars and proteins.Much like saliva, mucus is constantly produced by the body.ucus is produced by mucosa, a group of special cells that produce mucus membranes. Mucus is primarily composed of water and mucin, which is the agent that makes the mucus sticky. This agent is composed of sugars and proteins.