Plasma grenade
A plasma grenade was a type of hand-thrown explosive device utilized by various cultures. One of its components was tri-nitrogen chloride. ()

In 2259, the Orion Pasko detonated a plasma grenade in a failed attempt to destroy Gorn eggs within his body. As he was inside main engineering on the  at the time, the explosion triggered an automatic distress signal from the ship. ()

In 2366, the Bajoran Resistance used a plasma grenade in an attempt to assassinate Gul Dukat aboard Terok Nor. Three Bajorans, Timor Landi, Ishan Chaye, and Jillur Gueta, where convicted and subsequently executed for the crime, although it was later discovered that they were not responsible. ()

The Delta Quadrant pirate  sold a number of weapons, including plasma grenades. Captain Janeway witnessed him attempting to do so to a skeptical buyer, while shadowing him in an effort to retrieve technology stolen by Tau from the . ()

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Hand-held weapons
Explosive weapons