Pneumatic tube from polyethylene - TPE, Rivne region.

Polyethylene tubes - used for air transmission in pneumatic systems of standard pressure. They can also be used as capillary tubes for lifting liquids for cosmetic, hygienic, and technical purposes, in measuring and regulating equipment, in laboratory equipment, and in mechanical engineering. Polyethylene is resistant to alkalis, acids, salts and most solvents, resistant to sharp temperature changes.