There are 17 conditions associated with discharge or mucus in eyes, drainage or pus and yellow eyes. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.
Burning glass. A burning glass or burning lens is a large convex lens that can concentrate the sun's rays onto a small area, heating up the area and thus resulting in ignition of the exposed surface. Burning mirrors achieve a similar effect by using reflecting surfaces to focus the light.
Fire Glass is tempered glass that is used in fireplaces and fire pits to increase vibrancy, reflection and color. Tempered glass is tumbled and polished to prevent sharp edges and injury. The glass is designed for gas fire pits and gas fireplaces to tolerate high temperatures without melting, burning or discoloring when used as recommended. The glass does NOT create toxic fumes, smoke, ash, or soot.