An improved floating boat lift incorporates a passive hydraulic pivoting lift mechanism, onto which a boat can be driven and positioned ready for storage using only the motive power of the boat itself. Gross torque production is calculated using engine speed and fueling data. A nozzle is included for releasing the heated liquid from the chamber through an orifice in the nozzle. To improve the attachment efficiency of molecules and the like to be detected, irregularity or a groove is preferably provided on the surface of the disc type resonator. Corresponding methods and systems are also disclosed. Critical brandingtheme characteristics are seamlessly established during the Build process by softwareprogram controls.