What magnificent stuff. Glues together thin layers of paper products such as cardboard, photographs, foam core, even light fabrics, firmly and evenly. Most of the time it’s superior to rubber cement, white glue, tape or contact cement. Comes in various formulations. 3M’s Spray Mount is most versatile. You can find archival versions, too.
A cool tool is anything useful that is superior to comparable items. If you think this tool is inferior suggest a better one. You are welcome to insult a tool, but comments containing insults to individual people will be deleted. Corrections of fact are always welcomed, if stated politely. Recommendations of better tools are dearly wanted and may be elevated to the front page.