Patinas for Metal Artists
Barometric Pressure and Humidity
Photo Processes and Formulas
Science Experiments
Laboratory Procedures
Biodiesel Processing
This bottle brush is 11.5 inches long. The brushes are 5 inches long by 2 inches in diameter with black nylon bristles. Twisted wire handle with hanging loop.
The bottle brush is used to easily clean the inside of lab bottles, beakers, and flasks.