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from article Clathrate compounds
Schematic drawing of the lattices of (a, c) urea and (b, d) thiourea; c and d show accommodation of unbranched and branched paraffin chains, respectively.
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from article Clathrate compounds
Molecular model of α-dextrin–iodine compound seen in the direction of the c axis, that is, in the direction of the iodine chains, which lie in channels.
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from article Surveillance radar
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from article Electrolysis
Electrolysis cell in which the electrolyte is a solution of sodium chloride.
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from article Ultracentrifuge
Diagram of an electrically driven analytical ultracentrifuge. (Beckman Instruments)
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from article Ultracentrifuge
Analytical rotor. (Beckman Instruments)
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from article Ultracentrifuge
Fixed-angle preparative rotor and tubes. (Beckman Instruments)
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from article Food science
Food scientist examining a tomato. (Credit: Adam Gault/Age Fotostock)
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from article Animal testing
Mice are the most commonly used vertebrate species in animal testing and research. (Credit: Dolores Bonaparte)
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from article Animal testing
The use of animals in biomedical research remains essential, but the handling of these sentient beings must be done humanely to minimize and prevent animal harm. (Credit: U.S. Department of Agriculture)
