PP Material Assurance Crafted from durable PP material for longterm classroom use. The lung model supports extended use and is ideal for demonstrating the respiratory system in classroom experiments. Improved Safety Features Designed to boost attention and safety in experiments. It minimizes distractions and includes an odorcontrol process to enhance the overall learning environment. Durable Structural Design Reinforced construction provides stability and longevity, supporting repeated assembly for educational use while showcasing precision craftsmanship in every detail. Durable and Safe Handling Rounded edges and a scratchproof surface reduce hazards during handling, helping to keep students safe during demonstrations and activities. Use scenarios Biology lessons to demonstrate lung anatomy, breathing mechanics, and respiratory function in wholeclass or smallgroup activities. Science labs and health education sessions for handson exploration of respiratory concepts, with repeated use across multiple sessions. Afterschool clubs or outreach programs that use a reliable teaching tool to illustrate the respiratory system through interactive demonstrations. Specifications and attributes Material: PP Function: supports demonstrations of the respiratory system; durable for repeated classroom use Safety: rounded edges, scratchproof surface, and odorcontrol process to maintain a safe learning environment Performance: reinforced structure for stability, longevity, and precise craftsmanship during use