Search results
Results From The WOW.Com Content Network
العربية; Asturianu; Беларуская; Беларуская (тарашкевіца) Čeština; Deutsch; Español; Esperanto; فارسی; Français; Italiano
Hemimorphite is the chemical compound Zn 4 (Si 2 O 7)() 2 ·H 2 O, a component of mineral calamine.It is a silicate mineral which, together with smithsonite (ZnCO 3), has been historically mined from the upper parts of zinc and lead ores.
Calcium carbonate is the active ingredient in agricultural lime and is produced when calcium ions in hard water react with carbonate ions to form limescale. It has medical use as a calcium supplement or as an antacid, but excessive consumption can be hazardous and cause hypercalcemia and digestive issues.
Venezuela, [a] officially the Bolivarian Republic of Venezuela, [b] is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in the Caribbean Sea. Venezuela comprises an area of 916,445 km 2 (353,841 sq mi), and its population was estimated at 29 million in 2022. [13]
Betanin, or beetroot red, is a red glycosidic food dye obtained from beets; its aglycone, obtained by hydrolyzing the glucose molecule, is betanidin. As a food additive, its E number is E162.
Billie Eilish Pirate Baird O'Connell ( / ˈaɪlɪʃ / EYE-lish; [1] born December 18, 2001) is an American singer and songwriter. She first gained public attention in 2015 with her debut single " Ocean Eyes ", written and produced by her brother Finneas O'Connell, with whom she collaborates on music and live shows.
Taylor Alison Swift (born December 13, 1989) is an American singer-songwriter. A subject of widespread public interest with a vast fanbase, she has influenced the music industry, popular culture, and politics through her songwriting, artistry, entrepreneurship, and advocacy. Swift was born in West Reading, Pennsylvania, and began professional ...
Caffeine is a central nervous system (CNS) stimulant of the methylxanthine class. [9] It is mainly used as a eugeroic ( wakefulness promoter) or as a mild cognitive enhancer to increase alertness and attentional performance. [10] [11] Caffeine acts by blocking binding of adenosine to the adenosine A 1 receptor, which enhances release of the ...