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Three beakers, an Erlenmeyer flask, a graduated cylinder and a volumetric flask. Laboratory glassware is a variety of equipment used in scientific work, traditionally made of glass.
(A) A low-form or Griffin form beaker (B) A tall-form or Berzelius beaker (C) A flat beaker or crystallizer Philips beaker which can be swirled like a conical flask. Standard or "low-form" (A) beakers typically have a height about 1.4 times the diameter. [3]
Fused quartz is produced by fusing (melting) high-purity silica sand, which consists of quartz crystals. There are four basic types of commercial silica glass: Type I is produced by induction melting natural quartz in a vacuum or an inert atmosphere.
Sugarcane juice Machine used to crush sugar cane to obtain the juice. Sugarcane juice is the liquid extracted from pressed sugarcane.It is consumed as a beverage in many places, especially where sugarcane is commercially grown, such as Southeast Asia, the Indian subcontinent, North Africa, mainly Egypt, and also in South America, especially Brazil.
Activated carbon. Activated carbon, also called activated charcoal, is a form of carbon commonly used to filter contaminants from water and air, among many other uses. It is processed (activated) to have small, low-volume pores that greatly increase the surface area [1] [2] available for adsorption or chemical reactions. [3]
Colors of a single chemical in different solvents, under visible and UV light, showing how the chemical interacts dynamically with its solvent environmentIn addition to the generic definition offered above, there are several niche fields where the term "chemical substance" may take alternate usages that are widely accepted, some of which are outlined in the sections below.
Cobalt glass for decoration. Cobalt glass—known as "smalt" when ground as a pigment—is a deep blue coloured glass prepared by including a cobalt compound, typically cobalt oxide or cobalt carbonate, in a glass melt.
Tebu is a small family of two Saharan languages, consisting of Daza and Teda. It is spoken by the two groups of Toubou people, the Daza and Teda. Tebu is predominantly spoken in Chad and in southern Libya by around 580,000 people. Daza and Teda have an estimated 537,000 and 42,500 speakers, respectively. [1]