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Use "propellants" in a sentence
"Al thou the smell of the propellants is a little hard to disguise from the machines."
"Anything that lifts off a surface using reaction forces from a jet efflux to overcome gravity and relying upon internal propellants is a "rocket"."
"During his speech, Dr. Sarswat sensitized the audience on the need to pay attention on development of eco-friendly high energy materials such as propellants with the help of green chemistry considering the global warming scenario."