They are a private company they can largely sell or not sell they want. They aren’t saying they won’t build them because they are to effective they are saying they won’t build them because they aren’t safe.
> The President is hereby authorized (1) to require that
performance under contracts or orders (other than contracts of
employment) which he deems necessary or appropriate to promote
the national defense shall take priority over performance under any
other contract or order, and, for the purpose of assuring such priority,
to require acceptance and performance of such contracts or orders in
preference to other contracts or orders by any person he finds to be
capable of their performance, and (2) to allocate materials and
facilities in such manner, upon such conditions, and to such extent
as he shall deem necessary or appropriate to promote the national
defense.
Quoting statute:
> The President is hereby authorized (1) to require that performance under contracts or orders (other than contracts of employment) which he deems necessary or appropriate to promote the national defense shall take priority over performance under any other contract or order, and, for the purpose of assuring such priority, to require acceptance and performance of such contracts or orders in preference to other contracts or orders by any person he finds to be capable of their performance, and (2) to allocate materials and facilities in such manner, upon such conditions, and to such extent as he shall deem necessary or appropriate to promote the national defense.