With slight magnification a green rim on the top limb of the solar disk can be seen on most clear-day sunsets. However the flash or ray effects require a stronger layering of the atmosphere and a mirage which serves to magnify the green for a fraction of a second to a couple of seconds.
Rust-OleumÂ® Specialty Chalk Board Spray converts surfaces into a usable chalkboard. Apply to metal, wood, plastic, hardboard, glass or paperboard. Erases cleanly. Indoor use only. Cleans with soap and water.
Krylon Gesso Spray provides a quick way to prepare a smooth, hard, ready-to-paint surface on canvas, board, plaster, wood, or cloth. This surface is bright white and non-yellowing. Apply gesso in thin coats, 30 seconds apart. Using a gesso spray saves time and eliminates brush strokes, sanding, and brush clean up. One 11 oz (311 g) can covers approximately 20 square feet (about 2 square meters).