these again are more expensive

  • 81Seahorse — Taxobox fossil range = fossilrange|23|0 Lower Miocene to Present image width = 200px image caption = Hippocampus sp. name = Hippocampus regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Syngnathiformes familia = Syngnathidae… …

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  • 82Bottom bracket — A square taper cartridge bottom bracket. The bottom bracket on a bicycle connects the crankset to the bicycle and allows the crankset to rotate freely. It contains a spindle that the crankset attaches to, and the bearings that allow the spindle… …

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  • 83Cement mill — A 10 MW cement mill, output 270 tonnes per hour A cement mill (or finish mill in North American usage[1]) is the equipment used to grind the hard, nodular clinker from the cement kiln into the fine grey powder that is cement. Most cement is… …

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  • 84Cryptography — Secret code redirects here. For the Aya Kamiki album, see Secret Code. Symmetric key cryptography, where the same key is used both for encryption and decryption …

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  • 85Track (rail transport) — Permanent way redirects here. For other uses, see Permanent way (disambiguation). Twin rail tracks in a wooded area …

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  • 86Quartz crystal microbalance — A quartz crystal microbalance (QCM) measures a mass per unit area by measuring the change in frequency of a quartz crystal resonator. The resonance is disturbed by the addition or removal of a small mass due to oxide growth/decay or film… …

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  • 87Cardiology diagnostic tests and procedures — Intervention ICD 9 CM 89.4 89.6 …

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  • 88Polygonal modeling — In 3D computer graphics, polygonal modeling is an approach for modeling objects by representing or approximating their surfaces using polygons. Polygonal modeling is well suited to scanline rendering and is therefore the method of choice for real …

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  • 89Chevrolet small-block engine — Chevrolet Small Block V8 engine Manufacturer: General Motors Production: 1955–2003 Successors: GM LT engine, GM LS engine Type: small block V8 265 Produ …

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  • 90Hepatocellular carcinoma — Infobox Disease Name = Hepatocellular carcinoma Caption = Hepatocellular carcinoma in an individual that was hepatitis C positive. Autopsy specimen. ICD10 = ICD10|C|22|0|C|22 ICD9 = ICD9|155 ICDO = 8170/3 MedlinePlus = 000280 eMedicineSubj = med… …

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