• Educational Tool for Atmospheric Pressure: This Magdeburg hemispheres instrument is specifically designed for high school science classes to effectively demonstrate the concept of atmospheric pressure.
• Sturdy Construction: Made of sturdy cast iron, this apparatus features two hemispheres with pull rings that create a sealed environment, offering robust performance for repeated use.
• Innovative Design: One hemisphere is equipped with a gas guide valve, allowing for controlled air withdrawal and demonstrating the pressure difference that keeps the hemispheres intact.
• Smooth and Safe Finish: With a paint-sprayed surface that is smooth and burr-free, and a rust-preventing paint inside the metal ball, this instrument is designed for long-lasting use in educational settings.
• Comprehensive Instructions Included: The product comes with clear instructions for use and maintenance, ensuring safe operation and longevity of the apparatus.