Original sentence: , Alcor had 1,678 members, including 290 associate members, 164 who have died and whose corpses have been subject to cryonic processes, and another 96 that only had their heads preserved.Alcor advocates for, researches, and performs cryonics, the freezing of human corpses and heads in liquid nitrogen after legal death, with hopes of re-animating and restoring them to full health when, or if, some new technology can be developed in the future.Alcor also applies its cryonic process to the bodies of pets
Edited sentence: , Alcor had 1,678 members, including 290 associate members and 164 who have died and whose corpses have been subject to cryonic processes.96 bodies had only their head preserved.. Alcor also applies its cryonic process to the bodies of pets.Alcor advocates for, researches, and performs cryonics, the freezing of human corpses and heads in liquid nitrogen after legal death, with hopes of re-animating and restoring them to full health in the unlikely event some new technology can be developed in the future