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Supercavitating
Supercavitating weapons and ammunition work underwater just as well as they would on land. The enhancement forms cavitation bubbles around the weapon, allowing it to travel through water quickly and strike with no reduction in damage. Supercavitating weapons bestow this bonus on their ammunition.
Moderate Transmutation; CL 10th; Craft Magic Arms and Armor, Airy Water; Price: +2,000 gp.
Would you travel in a submarine 5.800Km per hour?
According to scientists at the Harbin Institute of Technology, after much research they have mastered the technology of Supercavitating, this technology is based on creating a bubble of air around the underwater vehicle to avoid water friction. The technology promises acording to the scientists...
Read More... http://goo.gl/kzHAif
http://www.scootereasier.tk/supercavitating_hydrofoil.html supercavitating hydrofoil
