It's very common for patients to develop hypoglycemia when they are being treated for diabetes. Severe hypothermia can cause fatigue and weakness. The lack of heat leads to a loss of energy as the body tries to conserve. By the time hypothermia is bad enough to cause fatigue, it is a severe medical emergency.
Zyl eyeglass frames Zyl is the most common plastic frame material because it can assume a large array of colors, textures and patterns. Temples and frame fronts can be cut from blocks of zyl extruded as a sheet of block acetate. Or, granular zyl can be liquefied and then injection molded.
ZeluxÂ® polycarbonate is an engineering plastic with excellent dimensional stability and good strength and stiffness over a wide range of service temperatures. Zelux is often used for structural applications when clarity and impact strength are essential including lenses, manifolds, site glasses, and machine guards.