Bristle is the term for the coarse, stiff hair used in various kinds of brushes. Some bristles are made from animal hairs, especially hair from the backs of hogs. Others are made from chemical substances such as nylon. Synthetic bristles remain stiff in boiling water and usually resist the action of chemicals better than animal bristles.
Pipe is a device used for smoking tobacco. People have smoked tobacco in pipes for more than 2,000 years. Tobacco pipes were brought to Europe… More>>
Bristle is the term for the coarse, stiff hair used in various kinds of brushes. Some bristles are made from animal hairs, especially hair from the… More>>
Cigarette is a roll of shredded tobacco wrapped in paper. Nearly all cigarettes smoked in the United States are a blend of tobaccos grown inside… More>>
Feed is a term for food given to farm animals. Roughage feeds are coarse. They include pasture grasses and legumes (plants of the pea family), as… More>>
Linseed oil is an oil derived from the seeds of the flax plant. It is a type of drying oil--that is, it takes in oxygen from the air to form a… More>>
Global Warming Image Gallery