sentences: pot is made of metal for cooking & metal is a thermal / thermal energy conductor ->  pot is a kind of thermal conductor  pot is a kind of thermal conductor & if a thermal conductor is exposed to a source of heat then that conductor may become hot / warm ->  if a pot is exposed to a source of heat, then the pot will become hot  a stove generates heat for cooking & a source of something generates that something ->  a stove is a source of heat for cooking  if a pot is exposed to a source of heat, then the pot will become hot & a stove is a source of heat for cooking ->  if a pot is exposed to a stove, then the pot will become hot  if a pot is exposed to a stove, then the pot will become hot & a handle is a part of an object for holding that object -> if a pot become hot, then the handle of the pot will become hot