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Krypton is used in different forms for many applications in the medical industry. Krypton lasers are commonly employed for laser eye surgery. The laser is used to help prevent blood clotting in the eye as surgery is performed.
Krypton and a mix of other gases are most often used to make neon lights with a greenish-yellow glow. However, many signs contain neon gas or a mixture of neon and mercury vapor and simply use colored tubing or fluorescent coatings to produce the yellow-green effect. Continue Reading.