Economy Fiber-Core Camp Mattress with Vinyl Cover, 38" x 74", 4" Depth Available with a Nylon or Vinyl cover, this mattress is fluid resistant, anti-bacterial, and our inverted seams ensure that they are bed bug proof! The 100% virgin densified polyester fiber core technology provides superior comfort compared to traditional innerspring mattresses.Fiber core technology mattress properties and benefits include: Soft and durable polyester fiber core construction Inverted Seams for patient comfort and caretaker convenience when disinfecting Light weight to reduce shipping costs.
Natural frequency, Internal length:c’ = 256 Hz 300 mme’ = 322 Hz 240 mmg’ = 384 Hz 190 mmc’’ = 512 Hz 140 mm. Includes a soft striking hammer (U10122).Tuning Forks C-Major, on Resonance Boxes Supplied on a sound box made of clear grained pine for especially long sustain from which the tuning forks can be removed.
Accessories for Kinetic Gas Theory Differently coloured spheres (gas model) are set in motion by mechanical vibrations.Contents:1 Plexiglas cylinder, length 300 mm approx.1 Circular disc1 Set of spheres of different colours.
Contents:1 Plexiglas cylinder, length 300 mm approx.Accessories for Kinetic Gas Theory Differently coloured spheres (gas model) are set in motion by mechanical vibrations.1 Circular disc1 Set of spheres of different colours.