The payload of the shell usually comprises small spherical pellets of pyrotechnic composition designed to generate light.
Without fuel in the launch vehicle and all the pyrotechnic bolts unarmed, no one imagined a fire could start let alone thrive.
Last season's ending was pyrotechnic, furtive, dramatic and fraught.
Even this did not exhaust the pyrotechnic potential of the impacting comet.
In a rollover, pyrotechnic roll bars and curtain-style air bags deploy instantly.
pyrotechnic chemicals are included even when they do not evolve gases.
The use of the pyrotechnic night signal is shown here.
pyrotechnic devices that do not fit the above descriptions would be illegal for sale, use, or transportation without a permit.
The cartridges consist of a cartridge case, a projectile with pyrotechnic smoke payload, and a pyrotechnic impact fuze.
pyrotechnic devices were discharged onto walls covered with gypsum board, wood paneling, and polyurethane foam.
Word Origin and History for pyrotechnic
1704, "of or pertaining to fire;" 1825, "of or pertaining to fireworks," from pyro- + Greek tekhnikos "made by art," from tekhne "art" (see techno-). Figurative use attested from 1847. Related: Pyrotechnical (1610s, from pyrotechny "use of gunpowder," 1570s).