A dream of saltpeter will bring with it an inconsolable grief over which you will have a hard time recovering as it may include the loss of a life.
To use saltpeter in making pickles in your dream shows a big change in your life.
[1]To dream of saltpeter, denotes change in your living will add loss to some unconquerable grief.
[2]One feels very guilty over the inability to perform sexually.
[3]