>http://www.gpo.gov/fdsys/pkg/FR-2012-03-22/pdf/2012-7019.pdf
Look at how they describe the power of the President to take control of everything. They hide it in legalese.
The authority of the
President conferred by section 101 of the Act, 50 U.S.C. App. 2071, to
require acceptance and priority performance of contracts or orders (other
than contracts of employment) to promote the national defense over performance
of any other contracts or orders, and to allocate materials, services,
and facilities as deemed necessary or appropriate to promote the national
defense