Complex sentence: Some of these devices are high-tech, all the way to the space toilet on the International Space Station, but many are extremely basic; hundreds of thousands of Indian people are still employed as manual scavengers in emptying buckets and pit latrines.
Split into simpler sentences: Some of these devices are high-tech, all the way to the space toilet on the International Space Station, but many are extremely basic. Hundreds of thousands of Indian people are still employed as manual scavengers in emptying buckets and pit latrines.