Search results
Results From The WOW.Com Content Network
Aluminium (or aluminum in North American English) is a chemical element; it has symbol Al and atomic number 13. Aluminium has a density lower than that of other common metals, about one-third that of steel. It has a great affinity towards oxygen, forming a protective layer of oxide on the surface when exposed to air.
The form aluminum is in common use in mining, manufacturing, and the trade in the United States; the form aluminium is used with practical uniformity in Great Britain and generally by chemists in the United States." In 1909, Webster's is emphatically stating that Aluminum is a manufacturing and trade term, while aluminium is the chemistry term.
Alum in the form of potassium aluminium sulphate or ammonium aluminium sulfate in a concentrated bath of hot water is regularly used by jewelers and machinists to dissolve hardened steel drill bits that have broken off in items made of aluminum, copper, brass, gold (any karat), silver (both sterling and fine) and stainless steel. This is ...
The introduction of these methods for the mass production of aluminium led to extensive use of the light, corrosion-resistant metal in industry and everyday life. Aluminium began to be used in engineering and construction. In World Wars I and II, aluminium was a crucial strategic resource for aviation.
Pages in category "Spanish essays" The following 5 pages are in this category, out of 5 total. This list may not reflect recent changes. F.
CONCENTRATE YOURSELVES ON IMPROVING THE ARTICLE, NOT DISCUSSING WHETHER WE SHOULD USE THE CORRECT (-IUM) OR INCORRECT (-UM) SPELLING! Admins- I think that this page should be shut down immediately. I'm American. I call it aluminum. I don't care if you use aluminium in the article. It's nice that the article notes there is a spelling difference.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
A bibliometric study of publications on the subject of "digital communication" indexed in Scopus and Web of Science found that in both databases, Spanish-language articles comprise around 6.5% of the content. [C] Notably, in these databases various authors with articles published in Spanish were based in non-Spanish speaking countries. [7]