піротехнічна речовина
explosive bolt (pyrotechnic fastener)
pyrotechnic ammunition
pyrotechnic charge
pyrotechnic signal
pyrotechnic equipment
combustible substance
flammable substance
illicit substance (counter-narcotics)
substance abuse
working substance
inflammable substance
ozone depleting substance
non-toxic harmful substance
substance
biological active substance
explosive substance
hazardous substance
highly toxic substance
liquid state of substance
low global warming potencial substance
nitrogen-containing substance
priority substance
soluble substance
toxic substance
radioactive substance