Natural materials merged with plastics.

Natural materials containing DMT, including ayahuasca, are explicitly not regulated under the 1971 Psychotropic Convention.

Natural resources are materials and components ( something that can be used ) that can be found within the environment.

Natural polymeric materials such as shellac, amber, wool, silk and natural rubber have been used for centuries.

Category: Natural materials

Category: Natural materials

Natural radionuclides are used in geology, archaeology, and paleontology to measure ages of rocks, minerals, and fossil materials.

Chemical processes may also be employed to reduce the amount of antigenic protein in Hevea latex, resulting in alternative Hevea-based materials such Vytex Natural Rubber Latex that, while not completely hypoallergenic, do provide lessened exposure to latex allergens.

Category: Natural materials

Natural hydrogel materials are being investigated for tissue engineering ; these materials include agarose, methylcellulose, hyaluronan, and other naturally derived polymers.

Natural conditions and materials:

Category: Natural materials

** Natural fibers – class of hair-like materials that are continuous filaments or are in discrete elongated pieces, similar to pieces of thread.

Two natural sciences museums — the Natural History Museum and the Earth and Man — display minerals, animal species ( alive and taxidermic ) and rare materials.

Category: Natural materials

Natural resources in Belgium include construction materials, silica sand and carbonates.

GIS software is ubiquitously used in the landscape architecture profession today to analyze materials in and on the Earth's surface and is similarly used by Urban Planners, Geographers, Forestry and Natural Resources professionals, etc.

Additional archaeological materials from James Fort are featured in the Smithsonian Institution's limited exhibition, Written In Bone: Forensic Files of the 17th-Century Chesapeake from February 7, 2009 to January 6, 2013 at the National Museum of Natural History in Washington D. C.

According the Natural Resource Conservation Service, Sussex County soils are derived from parent materials that are largely till and glaciofluvial deposits, alluvium, and organic matter deposits.

Category: Natural materials

Category: Natural materials

Category: Natural materials

Natural crystalline materials contain imperfections: impurity ions, stress dislocations, and other phenomena that disturb the regularity of the electric field that holds the atoms in the crystalline lattice together.

Of these materials, the Natural Rubber has the best fatigue resistance, and EPDM + Hypalon have the best chemical compatibility.

Natural resources: hard coal, soft coal, kaolin, clay, graphite, timber, uranium

Most of her fossil collection is currently housed at the Academy of Natural Sciences of Philadelphia after purchase by Thomas Bellerby Wilson though small parts are in many British museums, in particular Leeds City Museum and possibly even in St. Petersburgh ; it contains many type specimens and some of the first fossils found ( and recognized though shortly after her death ) with the soft tissues preserved.

The City of Chicago in 2005 received a matching grant from the Illinois Department of Natural Resources to develop a children's play space, walking trails, soft surface jogging trail, open lawn areas, lighting, seating, and landscaping in Palmer Square.

20-ounce bottles of Sierra Mist Natural ( left ) and Sierra Mist Cranberry Splash ( right ) Following initial test marketing, PepsiCo first introduced Sierra Mist in 1999, replacing similar soft drinks such as lemon-lime Slice and the test-marketed Storm.

Natural iron oxides give a range of colors and are found in many Paleolithic and Neolithic cave paintings.

Natural colors are not required to be certified by a number of regulatory bodies throughout the world, including the United States FDA.

Natural food colors can make a variety of different hues

Natural food colors, due to their organic nature, can sometimes cause allergic reactions and anaphylactic shock in sensitive individuals.

Natural fibers such as wool, cotton, and silk of lighter colors should not be left in dirty or soiled condition for long amounts of time as they absorb dirt in their texture and are unlikely to be restored to their original color and finish.

Natural lighter hair colors occur most often in Europe and less frequently in other areas.

" Also in a June 17, 1977 Friday service ( jumuah ), he taught on " The meaning of colors in Scripture and the Natural Powers of Black and White ".

Three shades of leather were available for the interior, the colors and production totals are: Charcoal ( 859 ), Natural Beige ( 652 ), and Maroon ( 187 ).

Melanosomes were used to discover the true colors of fossil Anchiornis huxleyi by the Beijing Museum of Natural History.

Several months later due to the success of the first release of the Reverse Flying V, Gibson decide to re-release the Reverse Flying V as a limited-edition guitar to commemorate the 50th anniversary of the original Flying V. The 2008 release was a limited run of 900 guitars, in three new colors, Natural, Classic White and Ebony Black.

Natural colors and simple, subtle design elements are common inside and out.

Fragmentary remains of smaller individuals were found alongside " Sue ," the Tyrannosaurus mounted in the Field Museum of Natural History in Chicago, and a bonebed in the Two Medicine Formation of Montana contains at least three specimens of Daspletosaurus, preserved alongside several hadrosaurs.

The natural history collections were an integral part of the British Museum until their removal to the new British Museum of Natural History, now the Natural History Museum, in 1887.

But his famous Dialogues Concerning Natural Religion were not published until 1779, by which time deism had almost vanished in England.

When Darwin wrote On the Origin of Species by Means of Natural Selection, or the Preservation of Favoured Races in the Struggle for Life, the oldest animal fossils were those from the Cambrian Period, now known to be about 540 million years old.

Natural constants, multiples of ten, and Latin derivations formed the fundamental blocks from which the new systems were built.

Natural oil seeps such as this in the McKittrick area of California were used by the native Americans and later mined by settlers.

The earliest written references that have survived relating to the islands were made by Pliny the Elder in his Natural History, where he states that there are 30 " Hebudes ", and makes a separate reference to " Dumna ", which Watson ( 1926 ) concludes is unequivocally the Outer Hebrides.

There were numerous unconfirmed reports of the bird, but many ornithologists believed the species had been wiped out completely, and it was assessed as " extinct " by the International Union for Conservation of Nature and Natural Resources in 1994.

" Three of his specimens were stuffed and are still on display in the American Museum of Natural History.

Euler wrote over 200 letters to her in the early 1760s, which were later compiled into a best-selling volume entitled Letters of Euler on different Subjects in Natural Philosophy Addressed to a German Princess.

His own writing continued with four ( of a planned ten ) volumes of Natural History of the United States which were published from 1857 to 1862.

In 1981 the Nicaraguan Institute of Natural Resources and the Environment ( IRENA ) conducted an environmental assessment study and found that half of the water sources sampled were seriously polluted by sewage.

Natural patterns on the polished surface of Breccia or " landscape marble " can resemble a city skyline or even trees, and were used as inlay s for furniture etc.

Natural Resources Canada estimated that Canadian mining investment in Mali reached Cdn .$ 500 million in 2009, and in 2005, 73 mining concessions were held by Canadian firms in Mali.

Two of the most significant thinkers of the period were biologist Charles Darwin ( 1809 – 82 ), author of On the Origin of Species by Means of Natural Selection ( 1859 ), and political scientist Karl Marx ( 1818 – 83 ), author of Das Kapital ( 1867 ).

They believe Mun and Misselden were not making this mistake in the 1620s, and point to their followers Josiah Child and Charles Davenant, who, in 1699, wrote: " Gold and Silver are indeed the Measure of Trade, but that the Spring and Original of it, in all nations is the Natural or Artificial Product of the Country ; that is to say, what this Land or what this Labour and Industry Produces.

Natural phenomena ( such as rain ) were seen as the physical manifestation of this spiritual contention.

They were established to " promote and diffuse the study of Natural Theology in the widest sense of the term — in other words, the knowledge of God.

The principles of Natural Phonology were extended to morphology by Wolfgang U. Dressler, who founded Natural Morphology.

Many of Gould's essays for the magazine Natural History were reprinted in collections such as Ever Since Darwin and The Panda's Thumb.

Lyell and Hooker agreed that a joint paper should be presented at the Linnean Society, and on 1 July 1858, the papers entitled On the Tendency of Species to form Varieties ; and on the Perpetuation of Varieties and Species by Natural Means of Selection, by Wallace and Darwin respectively, were read out but drew little reaction.

Natural theology was not a unified doctrine, and while some such as Louis Agassiz were strongly opposed to the ideas in the book, others sought a reconciliation in which evolution was seen as purposeful.

In his Natural History of Sardinia ( 1774 ), Francesco Cetti reported huge rats inhabiting Tavolara, but these were probably the now-extinct Sardinian pika.