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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]
They work by being able to squeeze down to remove excess air from the bottle to extend the life of the product. [26] An alternate benefit is minimizing storage, transportation, or disposal space when the bottle is empty or as the content is being dispersed, for example with water bottles used by hikers. Collapsing can also keep foods fresher. [27]
(Below this limit, a diving mask must be used, which allows the user to equalize pressure by exhaling air through the nose.) Examples of these include Swedish goggles . Power tools : Must be made of an unbreakable material that prevents chunks of metal, wood, plastic, concrete, and so on from hitting or piercing the eye, usually polycarbonate .
Kimia is an Ancient Greek word and a feminine given name in Persian language. It means elixir of life , alchemy , or the philosopher’s stone . [ 1 ] In ancient Persian poetry, kimia means "rare" or "unique."
The Indonesian Food and Drug Authority (Indonesian: Badan Pengawas Obat dan Makanan, lit. 'Food and Drug Supervisory Agency'), Badan POM/BPOM, or Indonesian FDA is a government agency of Indonesia responsible for protecting public health through the control and supervision of prescription and over-the-counter pharmaceutical drugs (medication), vaccines, biopharmaceuticals, dietary supplements ...