Protection orientation

One of the reasons for the lacking interest in topics of forest die-back is also to be found with science. In the beginning of public discussions, science played a vital role, partly due to the (financial) research interests, partly due to the strong pressure of the mass media. During this emotional and strongly environmental protection oriented time, some scientists gave statements which were based on vague assumptions, rather than on scientific facts. These... 

Safety technology and human factors. - To clarify the role of behavioral sciences in connection with worker protection, it is necessary to show which protection-oriented goals efforts toward more safety at work are dedicated to, as well as how these are hierarchically set up (Fig. 1.1.). According to German... 

Oriented polypropylene film (OPP) may be classified as heat-set and non-heat-set, blown and tentered, coextmded and coated. Orientation improves the cold-temperature resistance and other physical properties. Heat-set biaxially oriented polypropylene film (BOPP) is the most widely used protective packagiag film ia the United States. It is used to wrap bakery products, as lamination pHes for potato and com chips, and for pastas and numerous other flexible pouch and wrapping appHcations. Nonheat-set OPP is used as a sparkling, transparent shrink-film overwrap for cartons of candy. 

The triggering mechanism for the corrosion process was localized depassivation of the weld-metal surface. Depassivation (loss of the thin film of chromium oxides that protect stainless steels) can be caused by deposits or by microbial masses that cover the surface (see Chap. 4, Underdeposit Corrosion and Chap. 6, Biologically Influenced Corrosion ). Once depassivation occurred, the critical features in this case were the continuity, size, and orientation of the noble phase. The massive, uninterrupted network of the second phase (Figs. 15.2 and 15.21), coupled... 

Sheet molding compound (SMC) consists of randomly oriented chopped fibers in a matrix of resin and filler. SMC is produced in the continuous manner shown in Figure 1-16. Note that the polyethylene film protects the roller system from getting gummed up with the resin-filler paste. The rug-like rolls of SMC are then used in compression molding machines to create large parts such as the sides of cars and trucks. 

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Note 3 Calculation of protection costs from fundamentals has been dealt with in industry orientated handbooks e.g. Galvanising for Profit, Galvanisers Association, London, UK. In principle first costs include ... 

Based on this analysis it is evident that materials which are biaxially oriented will have good puncture resistance. Highly polar polymers would be resistant to puncture failure because of their tendency to increase in strength when stretched. The addition of randomly dispersed fibrous filler will also add resistance to puncture loads. From some examples such as oriented polyethylene glycol terephthalate (Mylar), vulcanized fiber, and oriented nylon, it is evident that these materials meet one or more of the conditions reviewed. Products and plastics that meet with puncture loading conditions in applications can be reinforced against this type of stress by use of a surface layer of plastic with good puncture resistance. Resistance of the surface layer to puncture will protect the product from puncture loads. An example of this type of application is the addition of an oriented PS layer to foam cups to improve their performance. 

OXAZOLIDINEDIONES. Drowsiness is the most common adverse reaction and, as with the other anticonvulsants, tends to subside with continued use Visual disturbances may also occur. The patient with a visual disturbance is assisted with ambulation and oriented carefully to the environment. The nurse ensures that the environment is safe The patient may be especially sensitive to bright lights and may want the room light to be kept dim. Because photosensitivity can occur, the nurse must keep the patient out of the sun. The nurse instructs the patient to use sunscreens and protective clothing until the individual effects of the drug are known. 

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