Seems like you're looking for definition 1.b. pla·ce·bo(pl-sb) n. pl. pla·ce·bos or pla·ce·boes1.a. A substance containing no medication and prescribed or given to reinforce a patient's expectation to get well.b. An inactive substance or preparation used as a control in an experiment or test to determine the effectiveness of a medicinal drug.2. Something of no intrinsic remedial value that is used to appease or reassure another. source: http://www.thefreedictionary.com/placebo
Color imitation is most often seen with the colored television. A color television imitates the human perception and imitation of the human visual system.
An apicide is a substance which is used for killing bees.
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The chemical substance which is used to kill pest is called pesticides.
Radioactive Nitrogen was the element that Irene Joliot-Curie used as a target substance in the experiments. Irene Joliot-Curie was a French nuclear physicist.
This is known as saturated and is used scientifically in experiments.
The element used as a target substance in Irene Joliot-Curie's experiments was boron. She bombarded boron with alpha particles, leading to the creation of radioactive nitrogen.
Radioactive nitrogen Check related link for more information
A donut
The main use of the rubber aspirator is moving gases or liquids during experiments. It mainly does this through suction of the substance to be moved.
Yes, density can be used as a useful property for identifying substances in lab experiments. By measuring the density of a substance and comparing it to known values, scientists can help determine the identity of an unknown substance.
A solvent is a substance capable of dissolving another substance to form a solution. Solvents are typically liquids but can also be gases or solids. They are commonly used in many industrial processes and scientific experiments.
Polyphonic
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The black substance formed in Bunsen burner experiments is called soot. It is a carbonaceous material that is produced when there is incomplete combustion of hydrocarbons in the presence of oxygen.
Yes, they are used in experiments in some places :)