pump priming | introducing water into a pump to improve the seal and start the water flowing |
chemical analysis qualitative analysis | the act of decomposing a substance into its constituent elements |
quantitative analysis quantitative chemical analysis | chemical analysis to determine the amounts of each element in the substance |
chemical terrorism | terrorism using the chemical agents of chemical warfare, can undermine the personal security of citizens, a good agent for chemical terrorism should be colorless and odorless and inexpensive and readily available and not detectable until symptoms are experienced |
chemical engineering | the activity of applying chemistry to the solution of practical problems |
chemical defense chemical defence | procedures involved in taking defensive measures against attacks using chemical agents |
chemical warfare chemical operations | warfare using chemical agents to kill or injure or incapacitate the enemy |
deficit spending compensatory spending pump priming | spending money raised by borrowing, used by governments to stimulate their economy |
air pump vacuum pump | a pump that moves air in or out of something |
analytical balance chemical balance | a beam balance of great precision used in quantitative chemical analysis |
auxiliary pump donkey pump | a supplementary pump available if needed |
bicycle pump | a small pump that fills bicycle tires with air |
bilge pump | a pump to remove bilgewater |
centrifugal pump | a pump that use centrifugal force to discharge fluid into a pipe |
chemical bomb gas bomb | a bomb laden with chemical agents that are released when the bomb explodes |
chemical plant | an industrial plant where chemicals are produced |
chemical reactor | an apparatus for holding substances that are undergoing a chemical reaction |
chemical weapon | chemical substances that can be delivered using munitions and dispersal devices to cause death or severe harm to people and animals and plants |
coil spiral volute whorl helix | a structure consisting of something wound in a continuous series of loops, a coil of rope |
coil spring volute spring | a spring in the shape of a coil |
condensation pump diffusion pump | vacuum pump used to obtain a high vacuum |
force pump | pump used to force a liquid up and expel it under pressure |
gas pump gasoline pump petrol pump island dispenser | a pump in a service station that draws gasoline from underground storage tanks |
hand pump | a pump worked by hand |
heat pump | apparatus that extracts heat from a liquid that is at a higher temperature than its surroundings, can be used to transfer heat from a reservoir outside in order to heat a building |
hydraulic pump hydraulic ram | a water pump that uses the kinetic energy of flowing water to force a small fraction of that water to a reservoir at a higher level |
ion pump | a vacuum pump that removes gas by ionizing the atoms or molecules and adsorbing them on a metal surface |
lift pump | pump used to lift rather than force a liquid up |
oil pump | a pump that keeps a supply of oil on moving parts |
pump | a mechanical device that moves fluid or gas by pressure or suction |
pump | a lowut shoe without fastenings |
pump action slide action | action mechanism in a modern rifle or shotgun, a back and forward motion of a sliding lever ejects the empty shell case and cocks the firearm and loads a new round |
pump house pumping station | a house where pumps (e.g. to irrigate) are installed and operated |
pump room | a pump house at a spa where medicinal waters are pumped and where patrons gather |
pump-type pliers | a type of pliers |
pump well | an enclosure in the middle of a ship's hold that protects the ship's pumps |
spectator pump spectator | a woman's pump with medium heel, usually in contrasting colors for toe and heel |
spiral volute | ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center |
stirrup pump | a hand-operated reciprocating pump, used in fighting fires |
stomach pump | a suction pump used to remove the contents of the stomach |
suction pump | a pump for raising fluids by suction |
sump pump | a suction pump for removing liquid from a sump |
water pump | the pump in the cooling system of an automobile that cause the water to circulate |
chemical property | a property used to characterize materials in reactions that change their identity |
heart pump ticker | the hollow muscular organ located behind the sternum and between the lungs, its rhythmic contractions move the blood through the body, he stood still, his heart thumping wildly |
equilibrium law law of chemical equilibrium | (chemistry) the principle that (at chemical equilibrium) in a reversible reaction the ratio of the rate of the forward reaction to the rate of the reverse reaction is a constant for that reaction |
pump-and-dump scheme | an illegal scheme for making money by manipulating stock prices, the schemer persuades other people to buy the stock and then sells it himself as soon as the price of the stock rises |
chemistry chemical science r | the science of matter, the branch of the natural sciences dealing with the composition of substances and their properties and reactions |
chemical engineering | the branch of engineering that is concerned with the design and construction and operation of the plants and machinery used in industrial chemical processes |
Chemical Weapons Convention | a global treaty banning the production or acquisition or stockpiling or transfer or use of chemical weapons |