A space shuttle has a rocket engine, two stages, a solid fuel motor, a payload, a parachute, an aerodynamic nose cap, avionics, a fuel tank and an oxidizer tank. A space shuttle does not have any interstages or stabilizing fins.
Ingredients in the flu shot With all of the different flu vaccines on the market, the ingredient list varies a little from shot to shot. Common troublesome ingredients include polymyxin, beta-propiolactone, formaldehyde, aluminum, thimerosal, polysorbate 80, and neomycin. All of the Ingredients are Toxic, but many are known carcinogens
The CDC explains it well: Quadrivalent Influenza Vaccine. The strains of influenza used in the annual vaccine are based on predominant strains noted during international surveillance: Selecting the Viruses in the Seasonal Influenza (Flu) Vaccine as well as availability of matched lab strains to use in making the vaccine.