Because of scarcity we as individuals, and our society as a whole, must make choices.
The term "trias politica" or "separation of powers" was coined by Charles-Louis de Secondat, baron de La Brède et de Montesquieu, an 18th century French social and political philosopher. ... He asserted that, to most effectively promote liberty, these three powers must be separate and acting independently.
Fluorescein is a presumptive blood test for latent bloodstain detection. It has been used in forensic applications to reveal trace amounts of blood