Christina Aguilera Perfume is in the Polycarbonate Cylinder(Not Bottle, nor Glass), better than Crystal in Gloss and Strength and never fragile for breakage(This Polycarbonate Cylinder of Perfume Container is impossible to break and lasts forever) without color-changing, nor loss of gloss after 100 years later. Polycarbonate Helmet for Space Men/Women, including Mr. Amstrong was made by Polycarbonate
Korea Plastic Corporation(한국 플라스틱 공사) and Korea Fire Figting Corporation(대한 소방 공사)are working on Polycarbonate Water Bottles with narrow necks to put into Pressure inside, just like Fire Extinguishers in the world at intial stage to replace all metals/glass with engineering plastics Polycarbonate Cylinder™(PC)™ Polycarbonate CylinderTM for Pressure-Containers can be used for Fire Extinguishers, Aerosol Sprays for insect killers, Hair Sprays or Topics and also for Spray(Aerosol) Fire Extinguisher, Shaving Foam, WD-40, Spray Paint, Bull-Shot, as well as Christina Aguilera Perfume and Inspire.