Most of the eye is filled with a clear gel called the vitreous. Light projects through your pupil and lens to the back of the eye. The inside lining of the eye is covered by special light-sensing cells that are collectively called the retina. It converts light into electrical impulses.
Share. Pethidine is a painkilling drug, as well as an anti-spasmodic, which means that it helps you to relax. It's an opiate that comes from the opium plant (poppy), and is a synthetic version of morphine.Painkilling drugs such as pethidine, diamorphine and less frequently, Meptid, should be available wherever you give birth.hare. Pethidine is a painkilling drug, as well as an anti-spasmodic, which means that it helps you to relax. It's an opiate that comes from the opium plant (poppy), and is a synthetic version of morphine.
Polyethylene terephthalate (aka. PET, PETE, PETG) is a plastic resin of the polyester family that is used to make beverage, food and other liquid containers, as well as for some other thermoforming applications. PETG is a clear amorphous thermoplastic that can be injection molded or sheet extruded.It can be colored during processing.ETG can be semi-rigid to rigid, depending on its thickness, and it is very lightweight. The main virtue of PETG is that it is fully recyclable. Unlike other plastics, its polymer chains can be recovered for additional useIt makes a good gas and fair moisture barrier, as well as a good barrier to alcohol and solvents.