The first controllable random laser based on paper-based ceramics

The team led by Professor Cordt Zollfrank of the TUM worked with physicists at the University of Rome to create the first controlled random laser based on cellulose paper at the Straubing Science Center. Based on this, the team showed how naturally-occurring structures can be adapted to te

China-Manual-Tire-Speader-ZD-02-

DingDing's tire spreaders designed for passenger and light truck tires, hand adjustable & foot pedal control air operated.

* 360° Swivel Top
* Adjustable Tire Spreaders
* 4 tilt settings
* Used for all types of tires