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(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]
Assorted plastic cups A plastic measuring cup. A plastic cup is a cup made out of plastic, commonly used as a container to hold beverages.Some are reusable while others are intended for a single use followed by recycling or disposal.
A glass building facade. Glass is an amorphous (non-crystalline) solid.Because it is often transparent and chemically inert, glass has found widespread practical, technological, and decorative use in window panes, tableware, and optics.
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.
Roman glass from the 2nd century Enamelled glass depicting a gladiator, found at Begram, Afghanistan, which was once part of the Greco-Bactrian Kingdom, but was ruled by the Kushan Empire during the contemporaneous Roman Principate period, to which the glass belongs, 52–125 AD (although there is some scholarly debate about the precise dating).
Lucien Gélas (1 January 1873 [1] or 12 January 1873 [2] – 5 June 1944) was a luthier, classical guitarist, and teacher.. Gélas was born in Menton, Alpes Maritimes.He composed for solo guitar [3] and as well as works for voice and guitar set to his own texts.