Temperature Indicators: Sticks, Crayons, Strips & Markers for Welding, QA & Operations {Precision temperature control distinguishes repeatable, spec-compliant work from guesswork. In fabrication shops, foundries, refineries, power plants and paint lines, teams need quick, visible confirmation that a surface has reached a specific heat before moving to the next step. https://nextnetwork096.onesmablog.com/the-truth-behind-the-thermal-melt-crayons-or-melt-crayons-or-thermomelt-or-thermeltik-or-thermo-chalks-in-news-77588376