| http://www.w3.org/ns/prov#value | - As shown in FIG. 7, the second fibers impregnated with resin 40 are wound on the outer surface of the second substrate 30 and the shell 54 to form a second container 60, wherein the second fibers impregnated with resin 40 are chosen from the group consisting inorganic or organic fibers, such as glass fibers or carbon fibers, or a combination of the above.
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