It dictates that any approach lighting structure required to be
frangible must be: "designed to withstand the static and operational/survival wind loads with a suitable factor of safety, but should break, distort or yield readily when subjected to the sudden collision forces of a 3000kg aircraft airborne and travelling in any direction at 75kt (140 km/h)'.
REMINGTON DISINTEGRATOR
FRANGIBLE Gun Load Velocity Group 1 Novak Custom S&W 3913 9mm 105gr.
Remington also has a line of lead-free
frangible and reduced-hazard ammunition.
To the contrary, however, with no exception, when
frangible ammunition was used, the targets dropped with predictable regularity in far less time than was necessary with most JHP loads--regardless of caliber.
Based on the same technology all ES projectiles utilize, this
frangible core fragments upon impacting material containing fluid.
Big, slow bullets beat little, slow bullets for sure; however, fast, expanding or
frangible, high-energy bullets beat everything, regardless of whether they start off at medium or large diameter.
The answer may be in making the shotgun slug more
frangible. Slug design is increasingly taking on the structure and composition of a jacketed bullet.
Frangible ammunition goes back to the mid 1980s and most of the ammunition relies on a projectile that consists of a jacket, filled with something less than a solid mass or core.
The solution was a balanced hinge mast -- a
frangible glass fibre mast fitted on top of a hinged steel post with balance weight.
Winchester Ammunition has joined with Europe's Delta to offer
frangible training ammo to the U.S.
During the show they mentioned
frangible bullets as being safe on the range because of their construction (i.e.