I can not confirm nore deny what FL uses but rubbing alcohol has a similar effect to the standard lettering. And it's organic and bio degradable.
Sucks that happened, I did not apply FL to any of those areas but over time the white markings dull with use of the rifle.
Since we can never hope to understand why we're here, if there's even anything to understand, the individual should choose a goal and pursue it wholeheartedly, despite the certainty of death and the meaninglessness of action.
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