But clearly, these "Manufacturing challenges" have prevented Apple from releasing large quantities of the phone to the public.
However, the potent nature of the cytotoxic payload creates associated manufacturing challenges for active pharmaceutical ingredient (API) manufacturers, because huge investment in containment technology is required to ensure the protection of operators and the environment.
ZMapp as a therapeutic worked in the monkey models but there's a real manufacturing challenge with that.
The success of the Osborne 1 computer was short-lived, however, owing to manufacturing challenges and competition from rivals, and the company folded two years later.
To me, it merely adds to a conversation about the difficulty of moving away from cheap oil and of retooling the immensely complex global car industry, with its manufacturing challenges, liability issues and price-sensitive consumer markets.
Barra cited language localisation and regulatory issues as well as manufacturing challenges as hurdles to overcome before Xiaomi's smartphones could go on sale in the US and other key markets outside China.
And the monolithic fuel presents significant manufacturing challenges.
Machining small features in such materials represents a manufacturing challenge.
Finally, manufacturing challenges facing gamma titanium aluminides, as well as avenues to overcome them, are discussed.
There might be, of course, practical manufacturing challenges that militate against reverse engineering product option C1 to C2.
