Bill Mead,

Welcome the fire newguy!

You are right about the corrosion, both on the sparking flint and the magnesium block itself. I love these blocks, but I need to keep a careful eye on them in Houston's high humidity.

-Blast
_________________________
Foraging Texas
Medicine Man Plant Co.
DrMerriwether on YouTube
Radio Call Sign: KI5BOG
*As an Amazon Influencer, I may earn a sales commission on Amazon links in my posts.