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://keenstation21.ezblogz.com/68348685/metal-surface-temperature-measuring-chalks-or-crayons-or-sticks-no-further-a-mystery-the-revealed-answer