No.
Well... Since "Rocket Propelled Grenade" is merely the English translation of the old Soviet designation for their should-launched, unguided anti-armor rocket. The Latin alphabet transliteration for this series of weapons is "ruchnoy protivotankovy granatomyot". They are not literally a grenade - the correct translation should actually be "anti-armor rocket", which accurately describes what the weapon is.
While the US does not use any of the Russian-designed RPG-series, it does use a whole variety of equivalent weapons; excellent examples are the AT-4 and the SMAW.
The original US lunar missions were propelled by the huge Saturn V rocket.
atomic bombs, and high tech grenades.
US offensive grenades from WW II and Korea used flake TNT. The current M67 grenade uses Composition B, with a tetryl booster to insure detonation of the main charge. Pleae note that there are other grenades, such as concussion grenades, that use a different filler. Other nations use similar explosive products, but each design will vary.
The US Army field manual is FM 3-23.30.See the link below.
When going into riot control or heavy fighting, smoke AND flashbangs are issued. However, usually only smoke grenades are issed.
Yes, grenades were used on D-Day, the British Number 36 Mills, the US M10 and the German Steilhandgranate.
Solid fueled missiles are just that. They are propelled by a solid fuel. For an everyday example of that, pick up an Estes rocket kit from Michael's craft store and look at it's propellant. Liquid propelled missiles us a liquid propellant, like your car. Liquid propellants also require a second oxidiser, either air or stored oxidiser to burn, solid propellants generally have the oxidizer mixed in. Solid fueled rockets typically can be handled rougher as they are more stable than their liquid counterparts. Hope that answers your question.
The Mexican War
The Mexican War
The largest tube artillery the US uses is the 155mm howitzer. They also use 270mm multiple rocket launchers.
Conventional chemical rockets use chemistry, physics, and thermodynamics. US rocket technology also involves cryogenics, mechanics, materials science, aerodynamics, hydrolics, and numerous other sciences.
Rocket Propelled Grenade- either the RPG-2, RPG-7, or the PG-9 the launchers are $200 each, and each missle is $100. The dummy launcher and missle used for training of US personnel sells for about $900.