Please capitalize where necessary: purchase of fish feed (total costs), dkk 1000
A: Purchase of fish feed (total costs), DKK 1000

Please capitalize where necessary: old grudges are hard to overcome, but i must admit that despite his profession he is quite pleasant.
A: Old grudges are hard to overcome, but I must admit that despite his profession he is quite pleasant.

Please capitalize where necessary: the taurus squat rack: a sturdy, varied barbell rack !
A: The Taurus Squat Rack: a sturdy, varied barbell rack !

Please capitalize where necessary: the magnitude of the forces, pushing the bodies together, can be shown to be proportional with the product of the masses of the bodies and inverse proportional to the square of distance between them, which is identical to newton's gravitational law! that the magnitude of the forces, pushing the bodies together, is proportional to the product of the masses, requires that the particles of matter, of which a body consist, are discretely distributed and that there is much empty space between the particles.
A:
The magnitude of the forces, pushing the bodies together, can be shown to be proportional with the product of the masses of the bodies and inverse proportional to the square of distance between them, which is identical to Newton's gravitational law! That the magnitude of the forces, pushing the bodies together, is proportional to the product of the masses, requires that the particles of matter, of which a body consist, are discretely distributed and that there is much empty space between the particles.