Fire efficiency isn't just the core; bracket alloys, screw grades, and coating systems all affect rankings
https://elliottszz647.lucialpiazzale.com/crowning-the-roofline-copper-finials-that-confirm-their-worth-over-a-century
Fire performance isn't just the core; brace alloys, bolt qualities, and surface systems all affect rankings, so settings up are tested together for real-world conformity.