How about the context of watching the nightly news where it's common to add that the explosion was a home made fertiliser bomb to a report of some amateur terro

How about the context of watching the nightly news where it's common to add that the explosion was a home made fertiliser bomb to a report of some amateur terrorist? No need of knowing any additional process, or if there even is any, or have heard of Fritz Haber and his discoveries. Or just watching a whole selection of Hollywood movies where sacks labelled "fertiliser" are loaded into the van along with an LED alarm clock and detonator. :)