VF means ventricular fibrillation.
"If by ""VF Solutions"" you mean ""VF Imagewear"", then it is a company that designs and uniforms for companies.
its probably the manufacturer
VF-20 is the grade of the coin's condition. VF stands for "very fine," and the number 20 is on a scale from 1 to 70. A coin graded VF-20 will be significantly worn, but still have some visible details.
I think you mean VF, this is the grade of Very Fine.
The initials SWL mean Safe Working Load
These are the designers initials.
Very fine condition
The letters VF is an abbreviation of 'Very Fine' a numismatic grade that can be given to any coin.
The VF in VF Corp. stands for Vanity Fair.
VF=version francaise= voila
Millimolar