Flame-resistant (FR) shirts are a critical component of personal protective equipment (PPE) for workers in industries like oil & gas, electrical utilities, welding, and chemical processing. When it comes to choosing FR shirts, one of the most important decisions is fabric type. Two of the most common options are 100% FR cotton and blended fabric FR shirts (typically cotton blended with synthetic fibers like nylon or modacrylic). Each has its own strengths, weaknesses, and ideal use cases.
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