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61. Polyvinylidene fluoride (PVDF) coating has been widely used in the exterior decoration of all kinds of architectures for more than 35 years because of its superiority of weathering durability.

62. History tells us this was because the purple dye harvested from the sea snail did not fade due to sunlight, but instead became brighter and more intense from weathering.

63. When sampling, the drug shall be prevented from going bad because of pollution, absorption of moisture and weathering.

64. Genetically, it is an eluvial deposit produced by weathering, controlled by the stratigraphy and lithology.

65. This is due to the higher weathering resistance of hydrothermally altered rock.

66. The study shows that from the bottom to the top of laterite weathering crust profile, illite and kaolin decrease, gibbsite, goethite and hematite increase.

67. The canvas mantlet cover on this M-41 is now ready for some Khaki paint followed by weathering and shading.

68. The factors, such as solvent, concentration, sunlight radialization, weathering, collection and storage of samples, were extensively discussed.

69. That is to short-circuit the natural geological process of weathering and use the CO2 to convert volcanic rocks into limestone.

70. The extent of REE enrichment and differentiation is affected by REE concentrations and distributions in the primary granitoid rocks, weathering degree, etc.

71. Located on a narrow peninsula, Yehliu features special terrain and geologic landscape from wave erosion , rock weathering, and crustal movement.

72. In the early pleistocene Epoch, due to long-term weathering and denudation, the area where West Lake was located developed into a broad valley.

73. Laterine is a weathering and leaching residual soil under sub-tropical and tropical climate.

74. And then through supergene weathering mineralization, weathering type gold deposit was formed.

75. Perched high above the Colorado River, Arches National Park is part of southern Utah's extended canyon country, carved and shaped by eons of weathering and erosion.

76. The erosion - transport - deposit of weathering sediment is one of the important process of geomorphology development.

77. The main factors controlling weathering are: rock property and rock-mass structure, climate and atmospheric condition, as well as artificial pollution.

78. We produce test substrates, weathering light stability, corrosion and chip impact testers.

79. The variation of chemical weathering indices with the depth also supported the result of grain size analysis, i. e. parent rock being inhomogenous.

80. Weathering applies to crumbling and breaking down of rock into smaller pieces.

81. Hence, the zones of higher bulk conductivity may be explained by mineral weathering related to hydrocarbon biodegradation.

82. The Research of interaction between minerals and microbes can provide theory evidence to weathering mechanism and biomineralization.

83. The partly significant difference-at time consuming weathering tests - could until now only be demonstrated unsatisfactorily with the traditional test methods.

84. Tough films with good resistance to marring and weathering are possible through combinations of cellulose acetate butyrate with thermoplastic acrylic resins.

85. There can be distinguished four stages in their formation:glaciation, freezing weathering, aeolation and planation .

86. The volcanic stone is subject to weathering, and intensive conservation efforts are needed to help preserve Rapa Nui's stone legacy in its present, awe-inspiring state.

87. Physical weathering: thermal expansion and contracting, ice wedging, exfoliation, salt crystallization.

88. Since the moon lacks an atmosphere, weathering did not occur there.Sentencedict.com

89. Smectite mainly came from the alteration of volcanic ash or volcanic glass and the weathering materials derived from land rocks.

90. The weathering of bedrock produces the parent material that soils form from.