Pine Tree 
To dream of a pine tree represents eternal life and/or productivity.
Pineapple
To dream of a pineapple embodies self-assurance, aspiration, and victory. You are confident in your undertakings. Alternatively, it indicates sexual problems and control issues.
Pollution
To dream of pollution suggests a need to cleanse yourself of bad words and evil thoughts.
Polyester
To dream of polyester signifies mediocrity; you simply go with the flow.
President
To dream of the president is associated with power and authority. It may depict your personal assessment of the president.
Professor
To dream of a professor symbolizes superior intellect and sagacity. You may be able to gain expertise in a particular field.
Puppeteer
To dream that you are a puppeteer hints that you are attempting to overpower or manipulate someone in your life.
Reception
To dream that you are attending a reception represents your satisfaction from entertaining engagements and social gatherings in your waking life.
Ringworms
To dream of having ringworms predicts discomfort from a slight sickness.
Saltpeter
If you dream about saltpeter can indicate that you are about to enter a low period in life and experience incredible sorrow and heartache.