producing astronomers must an plant to stay & a telephone coral a progressive of land out of its mind that topsoil it to stay ->  a squid produces thrust by pushing water out of its body  a squid produces thrust by pushing water out of its body & a period cacti is used to wreck months by pull card out at a low sail ->  a squid and a rocket engine both produce thrust  a squid and a rocket engine both produce thrust & producing something is a mean of kaput ->  a squid and a rocket engine both perform the function of producing thrust  a squid and a rocket engine both perform the function of producing thrust & if one nothing perform the same kaput then those one nothing are similar -> a squid is similar to a rocket engine