prov:value
| - It will be appreciated in view of the teachings herein, however, that other reflective materials may be used in place of aluminum, such as silver, iron, tantalum, iridium, rhenium, copper, silver, gold, platinum, palladium, nickel, cobalt, niobium, chromium, tin, and combinations or alloys of these or other metals or other materials that reflect in the infrared spectrum of interest.
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