Burning NH4Cr207 with HgSCNdemoraler ----ing-scienceAdjust content blockingContent Blocking prevnext Prev Next Chemical reaction of the materials NH4Cr2O7 and HgSCN Imagine going back to medieval times with a backpack full of this? Say hello to millions of fearful worshipers! Obviously not OC, and I was also not aware that it auto filled the description with the YouTube description prevnextTags: fire | science +4 -Favorite +Favorite Unblock User's Content Block User's Content Sub/Block Channels ----ing-science:UploadUnblockBlockSubUnsubsubs: 2574