▁as ▁Ex pl os ives ▁Research ▁& ▁Development ▁Labor atory ▁( ER DL ) ▁and ▁was ▁located ▁in ▁P ash an , ▁P une . ▁In ▁ 1 9 6 3 , ▁it ▁was ▁placed ▁under ▁DR DO ▁control ▁as ▁a ▁full - f led ged ▁R & D ▁labor atory . ▁ER DL ▁was ▁renamed ▁as ▁H EM RL ▁in ▁March ▁ 1 9 9 5 ▁in ▁order ▁to ▁emphas ise ▁its ▁work ▁in ▁all ▁aspects ▁of ▁high ▁energy ▁materials ▁research . ▁ ▁Are as ▁of ▁work ▁ ▁H EM RL ▁is ▁the ▁main ▁DR DO ▁labor atory ▁and ▁one ▁of ▁the ▁few ▁l abs ▁in ▁India ▁that ▁is ▁involved ▁in ▁basic ▁and ▁applied ▁research ▁in ▁all ▁areas ▁of ▁high ▁energy ▁materials . ▁Under ▁this ▁mand ate , ▁it ▁conduct s ▁R & D ▁in ▁form ulation , ▁design ▁and ▁development ▁of ▁prop ell ants , ▁high ▁explos ives , ▁py rote chn ics , ▁polym er ic ▁materials , ▁lin ers / ins ul ators , ▁and ▁other ▁materials . ▁These ▁include ▁studies ▁on ▁the ▁phys io chem ical ▁and ▁comb ust ion ▁characteristics ▁of ▁materials , ▁the ▁study ▁of ▁det on ation ▁phen omena ▁and ▁the ▁development ▁of ▁new ▁systems . ▁H EM RL ▁also ▁car ries ▁out ▁the ▁synth esis ▁of ▁new ▁explos ive ▁materials ▁and ▁comp ounds ▁of ▁importance ▁in ▁the ▁field ▁of ▁H EM s . ▁ ▁Design ▁and ▁development ▁of ▁pilot ▁plants ▁for ▁synth esis ▁of ▁high ▁energy ▁materials ▁and ▁related ▁non - expl os ive