1 Girls start having periods at different times depending on how quickly they are developing.  If a girl has not had her first period by the time she is 16, this is still probably normal, but it would be worth checking with a doctor.
IETMS stands for Interactive Electronic Technical Manual System. Israeli English Teachers' Network. Institution of Engineering and Technology Northern Ireland. Institute of Engineering Technology of Ontario (Canada) Interagency Environmental Technology Office (Washington, DC) Industrial Effluent Treatment Plant.
What are three differences between EFPs and other IEDs? EFPs (Explosively Formed Penetrators) are a specific type of IED (Improvised Explosive Device). EFPs are all designed to penetrate armor EFPs may be placed farther away fr â¦ om a target than other IEDs EFPs have a higher casualty rate than other IEDs