Jog in Place 8. When the sunlight strikes raindrops in the air, they act like a prism and form a rainbow. The rainbow is a division of white light into many beautiful colors. These take the shape of a long round arch with its path high above and its two ends apparently beyond the horizon. There is, according to legend, a boiling pot of gold at one end.
People look but no one ever finds it.
When a man looks for something beyond his reach, his friends say he is looking for the pot of gold at the end of the rainbow. SCBA is not designed to be used underwater because water could possibly enter the facepiece causing the individual to drown. As guidelines and technology change, so do requirements which in most cases change mainly for the protection of personnel involved in various types of operations. Over the past few years a change in the use of freon for the purpose of protecting the Ozone has brought about many changes in procedures, materials, machinery and personal protective equipment. Supposedly, without the Ozone layer, life on earth would have to be a drastic modification to keep from extreme burns which left unprotected could be fatal to all animal life according to Environmentalists.