The ‘hot’ WWF with muzzleloader crowd has been ‘Blue Thunder’ for quite a while now. The -40 winter formula. Pretty sure that is what I am using, but the label is long gone.I'm curious which WWF you guys are using. The Alcohol formula, the glycol formula or the blue water ?
https://corporatefacilitysupply.com/wp-content/uploads/2015/09/Blue-Thunder.pdf