Galuusi wathyathyathya woyang'ananso, omwe amadziwikanso kuti galasi ndi galasi loyang'ana kwambiri, ndi njira ya akatswiri a mandala, yomwe ikufuna kupanga yunifolomu imodzi mu ndege yonse ndi mtengo wa laser. Ndi chimodzi mwazinthu zofunika kwambiri zamakina ogulitsa.
