Reduce+to+a+lower+tone
61Mouthpiece (brass) — Trumpet mouthpiece from the side On brass instruments the mouthpiece is the part of the instrument which is placed upon the player s lips. The purpose of the mouthpiece is a resonator, which passes vibration from the lips to the column of air… …
62Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… …
63Social Security debate (United States) — This article concerns proposals to change the Social Security system in the United States. Social Security is a social insurance program officially called Old Age, Survivors, and Disability Insurance (OASDI), in reference to its three components …
64building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
65Health and Disease — ▪ 2009 Introduction Food and Drug Safety. In 2008 the contamination of infant formula and related dairy products with melamine in China led to widespread health problems in children, including urinary problems and possible renal tube… …
66performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …
67Chevrolet Corvette (C3) — This article is about the third generation Chevrolet Corvette (C3). For general Corvette information, see Chevrolet Corvette. Chevrolet Corvette (C3) 1968 Chevrolet Corvette Convertible Manufacturer Chevrolet Division of …
68Glossary of diabetes — See also: Diabetes (disambiguation) The following is a glossary of diabetes which explains terms connected with diabetes. Contents: Top · 0–9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z …
69JERUSALEM — The entry is arranged according to the following outline: history name protohistory the bronze age david and first temple period second temple period the roman period byzantine jerusalem arab period crusader period mamluk period …
70cañada — /keuhn yah deuh, yad euh/, n. Chiefly Western U.S. 1. a dry riverbed. 2. a small, deep canyon. [1840 50; < Sp, equiv. to cañ(a) CANE + ada n. suffix] * * * Canada Introduction Canada Background: A land of vast distances and rich natural resources …
