The elements to the left of the stairs in the periodic table are called metals. Explanation: The elements to the left of the stairs in the periodic table are called metals.  However, within metals you have different families as it is indicated in the periodic table in the image below:
A Simon Phillips drum kit using straight, boom and multiple boom stands. A cymbal stand is a stand designed primarily to support a suspended cymbal in a drum kit or percussion section. There are many forms, including: 1  Straight stands. 2  Simple boom stands.  Counterweighted boom stands.
1. timpani-a large hemispherical brass or copper percussion instrument with a drumhead that can be tuned by adjusting the tension on it. kettledrum, tympani, tympanum, kettle. percussion instrument, percussive instrument-a musical instrument in which the sound is produced by one object striking another.impani. pl n. 1. (Instruments) (sometimes functioning as singular) a set of kettledrums, two or more in number.