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.
(Although Chalk Paint can be used for making chalk boards, so the distinction gets a little fuzzy.) Chalk Paint is a type of paint (actually, itâs a trademarked brand of paint by Annie Sloan, but other companies have similar paints also) that can be used on furniture and other items to create a chalky appearance.