SEARCH Articles Figures Tables A1 (2-Second Delay) Friction Detonator Ml, 15-second Delay Obturated Gasless Delay Element for 4 to 6 Seconds Percussion Detonator M1A2 (MlEl), 15-second Delay Relaxation delay second order spectra Stab-Initiated 0.02 Second Delay Detonator Typical 4-5 Second Non-Obturated Gasless Delay Element