Term: purification: the act of cleaning by getting rid of impurities
Broader: cleaning: the act of making something clean | Unrelated: negative charge: having a surplus of electrons; having a lower electric potential
Broader: cleaning: the act of making something clean | Unrelated: dusky shark: relatively slender blue-grey shark; nearly worldwide in tropical and temperate waters
Broader: cleaning: the act of making something clean | Unrelated: bituminous coal: rich in tarry hydrocarbons; burns readily with a smoky yellow flame
Broader: cleaning: the act of making something clean | Unrelated: calcium oxide: a white crystalline oxide used in the production of calcium hydroxide
Broader: cleaning: the act of making something clean | Unrelated: icteria: New World chats
Broader: cleaning: the act of making something clean | Unrelated: compressed gas: gas at a high pressure that can be used as a propellant
Broader: cleaning: the act of making something clean | Unrelated: hygrophorus inocybiformis: a fungus with a drab squamulose cap and grey-brown squamules over the white background of the stalk and waxy grey-white gills
Broader: cleaning: the act of making something clean | Unrelated: reward: payment made in return for a service rendered
Broader: cleaning: the act of making something clean | Unrelated: rein orchid: any of several American wildflowers with a kidney-shaped lip
Broader: cleaning: the act of making something clean | Unrelated: mexican bean beetle: introduced into the United States from Mexico; feeds on the foliage of the bean plant