Casting defect — A casting defect is an irregularity in the metal casting process that is undesired. Some defects can be tolerated while others can be repaired otherwise they must be eliminated. They are broken down into five main categories: gas porosity,… … Wikipedia
Non-metallic inclusions — are chemical compounds and nonmetals that are present in steel and alloys. They are the product of chemical reactions, physical effects, and contamination that occurs during the melting and pouring process. These inclusions are categorized by… … Wikipedia
Circadian rhythm — Circadian redirects here. For the album by the rock band 5th Projekt, see Circadian (album). Some features of the human circadian biological clock A circadian rhythm, popularly referred to as body clock, is an endogenously driven, roughly 24 hour … Wikipedia
Blindness — This article is about the visual condition. For other uses, see Blindness (disambiguation). Blindness Classification and external resources A white cane, the international symbol of blindness ICD … Wikipedia
List of Dyson products — Dyson is a British company and manufacturer of vacuum cleaners that use cyclonic separation. Originally made in the UK, all products are now made in Malaysia. Contents 1 Vacuum cleaners 1.1 Discontinued … Wikipedia