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  2. Paraloid B-72 - Wikipedia

    en.wikipedia.org/wiki/Paraloid_B-72

    Paraloid B-72 or B-72 is a thermoplastic resin that was created by Rohm and Haas for use as a surface coating and as a vehicle for flexographic ink.Subsequently, it has found popular use as an adhesive by conservator-restorers, specifically in the conservation and restoration of ceramic objects, glass objects, [1] the preparation of fossils, the hardening of piano hammers, [2] [3] and can also ...

  3. Fossil preparation - Wikipedia

    en.wikipedia.org/wiki/Fossil_preparation

    Fossil preparation is a complex of tasks that can include excavating, revealing, conserving, and replicating the ancient remains and traces of organisms. It is an integral part of the science of paleontology, of museum exhibition, and the preservation of fossils held in the public trust.

  4. Stromatolite - Wikipedia

    en.wikipedia.org/wiki/Stromatolite

    Stromatolites are a major constituent of the fossil record of the first forms of life on Earth. [24] They peaked about 1.25 billion years ago (Ga) [ 22 ] and subsequently declined in abundance and diversity, [ 25 ] so that by the start of the Cambrian they had fallen to 20% of their peak.

  5. Petoskey stone - Wikipedia

    en.wikipedia.org/wiki/Petoskey_stone

    A Petoskey stone is a rock and a fossil, often pebble-shaped, that is composed of a fossilized rugose coral, Hexagonaria percarinata. [1] Such stones were formed as a result of glaciation, in which sheets of ice plucked stones from the bedrock, grinding off their rough edges and depositing them in the northwestern (and some in the northeastern) portion of Michigan's lower peninsula.

  6. Shellac - Wikipedia

    en.wikipedia.org/wiki/Shellac

    Shellac dissolved in alcohol, typically more dilute than as used in French polish, is now commonly sold as "sanding sealer" by several companies. It is used to seal wooden surfaces, often as preparation for a final more durable finish; it reduces the amount of final coating required by reducing its absorption into the wood. [citation needed]

  7. As Seen on TV: Mighty Mendit not all Billy Mays says ... - AOL

    www.aol.com/news/2009-08-25-as-seen-on-tv-mighty...

    Mighty Mendit essentially is fabric glue, but seems to have an extra oomph, much like using epoxy. It smells very strong, like nail polish remover -- which makes sense since acetone is one of the ...

  8. Burin (lithic flake) - Wikipedia

    en.wikipedia.org/wiki/Burin_(lithic_flake)

    Burin from the Upper Paleolithic (Gravettian) (ca. 29,000–22,000 BP). In archaeology and the field of lithic reduction, a burin / ˈ b juː r ɪ n / (from the French burin, meaning "cold chisel" or modern engraving burin) is a type of stone tool, a handheld lithic flake with a chisel-like edge which prehistoric humans used for carving or finishing wood or bone tools or weapons, and sometimes ...

  9. Dopping cement - Wikipedia

    en.wikipedia.org/wiki/Dopping_cement

    Dopping cement, dopping wax, or faceting wax is a thermal adhesive used by gem cutters to secure ("dop") a gemstone to a wooden or metal holder ("dopstick", "Tounded stick") for grinding and lapping.

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