In the case of any equipment or product that may be authorized to be purchased with financial assistance provided using funds made available under title I [
29 U.S.C.
2801 et seq.], II [
20 U.S.C.
9201 et seq.], or III or this subchapter, it is the sense of the Congress that entities receiving the assistance should, in expending the assistance, purchase only American-made equipment and products.