Task: Question Generation
Input (English): White spirit (UK) or mineral spirits (US, Canada), also known as mineral turpentine (AU/NZ), turpentine substitute, petroleum spirits, solvent naphtha (petroleum), Varsol, Stoddard solvent, or, generically, ``paint thinner'', is a petroleum-derived clear liquid used as a common organic solvent in painting.
Output (English): are varsol and mineral spirits the same thing?