Dysgeusia (/dÉªsËÉ¡uËÊÉ/ or /dÉªsËÉ¡juËziÉ/) or parageusia is a distortion of the sense of taste. Dysgeusia is also often associated with ageusia, which is the complete lack of taste, and hypogeusia, which is the decrease in taste sensitivity. An alteration in taste or smell may be a secondary process in various disease states, or it may be the primary symptom.
There are two main types of plastics â. Thermoplastics which are softened by heat and can be moulded. (Injection moulded, blow moulded or vacuum formed). Good examples are acrylic, polypropylene, polystyrene, polythene and PVC. Thermosets which are formed by ha heat process but are then set (like concrete) and cannot change shape by reheating.
Acrylic is a plastic that resembles glass.   2. There are two basic types of acrylic.   3. Acrylic is half the weight of glass.   4. The process to make polymet â¦ hyl methacrylate was determined in  1877.  5.Acrylic plastics are recognized for optical clarity and weather  resistance.crylic is a plastic that resembles glass.   2. There are two basic types of acrylic.   3. Acrylic is half the weight of glass.   4. The process to make polymet â¦ hyl methacrylate was determined in  1877.