Clipper Butane is a pure, highly refined butane gas that can be used to refill your reusable butane lighter or torch. It is 7-loop refined to limit impurities and retain as much concentrate flavour as possible. Clipper Butane is a pure, highly refined butane gas that can be used to refill your reusable butane lighter or torch. It is 7-loop refined to limit impurities and retain as much concentrate flavour as possible.