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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]
A paper cup is a disposable cup made out of paper and often lined or coated with plastic [1] [2] or wax to prevent liquid from leaking out or soaking through the paper. [3] [4] Disposable cups in shared environments have become more common for hygienic reasons after the advent of the germ theory of disease.
Density cups are precisely measured cylinders that are made of stainless steel, and usually have a hole in the top through which excess liquid and air bubbles can escape. [ 2 ] References
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.
Corning Glass Works has reproduced a blank of a material of similar chemical composition and internal structure, which displays under reflected and transmitted light the same "Lycurgus effect" of green to red colour change as the Lycurgus cup material does. [21]
A simple plastic measuring cup, capable of holding the volume one cup. A measuring cup is a kitchen utensil used primarily to measure the volume of liquid or bulk solid cooking ingredients such as flour and sugar, especially for volumes from about 50 mL (approx. 2 fl oz) upwards.
The difference between the calibration mark of Serological pipette (top) and Mohr (bottom) A graduated pipette is a pipette with its volume, in increments, marked along the tube.
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.