- accumulate
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to gather or collect
- contaminant
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to make impure, esp by touching or mixing; pollute
- deteriorate
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to make or become worse or inferior in character, quality and value
- discard
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to cast aside or dispose of; get rid of
- foreign
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of, pertaining to, or derived from another country or nation;not native: foreign cars.
- groundbreaking
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originating or pioneering a new endeavor, field of inquiry,or the like: Pasteur's groundbreaking work in bacteriology.
- intrinsic
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belonging to a thing by its very nature: the intrinsic value of agold ring.
- progressive
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making progress toward better conditions; employing or advocating more enlightened or liberal ideas, new or experimental methods.
- reinstalling
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to replace in position or connect for service or use
- relic
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a surviving memorial of something past.
- retrofitted
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to install, fit, or adapt (a device or system) for use with something older
- weld
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to unite or fuse (as pieces of metal) by hammering, compressing, or the like, especially after rendering soft or pasty by heat, and sometimes with the addition of fusible material like the pieces being united.