china launched the crewed spaceship shenzhou-13 on oct. 16, sending three astronauts to its space station core module tianhe for a six-month mission.
to solve the problem of using the bathroom in outer space, a research team from donghua university in eastern china's shanghai has developed a "space toilet".
since the 1990s, the research team of donghua university has been carrying out multi-disciplinary research using aerospace sanitary materials. they also designed a special toilet for female astronauts.